(b) Chemical or Physical, Gas at room temperature Our experts can answer your tough homework and study questions. D) the overall arrangement of galaxies, clusters of galaxies, and superclusters in the universe. Which of the following is NOT a compound? Which of the binary compounds formed by the following pairs of elements are considered ionic compounds? C) WIMPs Much like solids, liquids (most of which have a lower density than solids) are incredibly difficult to compress. In general, the matter has mass and occupies space. False Atomic mass is equal to the number of protons and neutrons in the nucleus. 1. Give the chemical name for each of the following binary compounds: nonmetal-nonmetal. Which is the more basic in water in the given pair of compounds. All amino acids, such as the four represented in the figure, contain __________. C) We can observe the frictional effects of the hot gas in slowing the speeds of galaxies in the clusters. B) black holes are much more interesting than ordinary stars that give off light. lipids product A) Dark energy is the dominant form of energy in the cosmos. proteins carbon 4. Which of these terms would best classify the enzyme represented in the figure? Carbon iv oxide is a combination of which elements? Which of the following terms means sustained attention and loss of self-awareness? a. HCl b. Cl2O c. SF6, Give the chemical name for each of the following binary compounds: nonmetal-nonmetal. BECs are used to study quantum mechanics on a macroscopic level. Tertiary protein structure emerges when there is more than one peptide chain in a protein. Energy "lost" during an energy conversion refers to the energy that cannot be used to do work What element is representative, nonmetallic, belongs to group VA, and forms a covalent compound with oxygen? Answer 2: Light and sound are not regarded as forms of matter. When the substance reaches a cool enough temperature at a certain pressure, the freezing point, the liquid becomes a solid. A. Mixtures: It has both mass and space. True Each collision also causes energy to be transferred, and when enough energy is transferred to particles near the surface they may be knocked completely away from the sample as free gas particles. Small atoms with 6 or 7 valence shell electrons tend to be electronegative. the formation of chemical bonds between the reactants D The particles of matter attract each other. 3 Q In order for something to be art it must. The diagnosis usually signals a less favorable neurodevelopmental . 3. For type II binary ionic compounds, what type of element is always listed first (metal or nonmetal)? B) Dark matter is present between galaxies in clusters, but not within individual galaxies. These three states of matter are made up of atoms and have volume. Structure B is an enzyme, which is typically primarily composed of protein. Which of the following is not a fundamental subatomic particle that forms elements? Which of the following substances react with oxygen? a. phosphorus b. nitrogen c. oxygen d. carbon. synthase Thus it is showing inertia. Periventricular leukoencephalopathy (PVL) is a pathologic process that has attracted little attention in neurodiagnosis. Which four elements comprise approximately 96% of our body weight? Chemically, the triphosphate tail of ATP can be compared to a tightly coiled spring ready to uncoil with tremendous energy when the catch is released. Fermions normally like to be alone, but to create this matter phase, scientists have to coax them to pair up. A. Which of the following is NOT one of the three basic steps involved in enzyme activity? True all of the above. Carbohydrates consist of monomers called simple sugars. C) dark matter represents much more mass and extends much further from the galactic center than the visible stars of the Milky Way. Inertia is the tendency of the matter to be in a state of rest or motion. In a liquid, the particles are more loosely packed than in a solid and are able to flow around each other, giving the liquid an indefinite shape. B) The hot gas shows up as bright pink in visible-light photos of galaxy clusters. B) They are subatomic particles. 1. carbohydrates What functional group pairing allows one amino acid to bond with another? Protons are transferred from oxygen to hydrogen during the formation of an ionic bond. Which of the following is not considered a form of matter? Isotopes of the same element have the same atomic number but differ in their atomic masses. No, because the difference in the pull of oxygen on the bonding electrons would be neutralized. 3. 5) What evidence suggests that the Milky Way contains dark matter? The atoms of a polar molecule share electrons equally. C) matter consisting of black holes A BEC also has many of the properties of a superfluid, or a fluid that flows without friction. Plasma Plasma is very similar to gas, In fact, the easiest way to describe plasma is as a gas that can carry an electrical charge. InstagramTeen Mom star Jenelle Evans took a break from parenting to post a quick selfie on Instagram[/caption] Instagram/ j_evans1219The mother-of-three wore tight gym clothes in preparation for a . hydrogen bond a) NF3 b) Na2O c) CO2 d) N2 e) CH4, Which of the following is an ionic compound? Which of the following elements does not exist as a diatomic molecule? 3. Scientists created a time crystal, a new phase of matter, inside Google's Sycamore quantum computing chip, which is kept cool inside their quantum cryostat. if two atoms of element A react with three atoms of element B, what is the chemical formula for the resulting compound? A) They travel at speeds close to the speed of light. When heat is applied to a solid, its particles begin to vibrate faster and move farther apart. Which organic molecules form the major structural materials of the body? There are no longer thousands of separate atoms, just one "super atom.". A) brown dwarfs 12) What is the mass-to-light ratio for the inner region of the Milky Way Galaxy, in units of solar masses per solar luminosity? is non-polar 6) If there is no dark matter in the Milky Way Galaxy, what is the best alternative explanation for the observations? Sulfur will form chemical bonds in a similar manner as A) Galaxies and clusters have grown around tiny density enhancements that were present in the early universe. For binary ionic compounds, what type of element is always listed first (metal or nonmetal)? I < III < II Medium Solution Verified by Toppr Correct option is C) The particles of matter are continuously moving. An example of a mixture is air. When the substance reaches a certain combination of temperature and pressure, its melting point, the solid will begin to melt and turn into a liquid. BECs are also used to simulate conditions that might exist in black holes. Vapour is the type of substance which forms when liquid converts into the gaseous phase. The Lewis structure of C 3 H 4 is as follows. Which of the following compounds would not exist? No, because the difference in the pull of oxygen on the bonding electrons would be neutralized. Small atoms with 6 or 7 valence shell electrons tend to be electronegative. Group of answer choices Gamma-rays X-rays Radio waves Electrons Sunlight This problem has been solved! nonpolar covalent What is represented by the chemicals at A? III < I < II, Weakest to strongest D) No, because their gravity is strong enough to hold them together even while the universe as a whole expands. 1. You can just be yourself. A glass holds H20 in three states of matter: ice (solid), water (liquid) and vapor (gas). A) It interacts only through the weak force. For this to be the case, which of the following would have to be true (based on current understanding)? The polarity of water allows it to easily dissociate most covalently bound compounds. A) the flat rotation curves of spiral galaxies Acetic acid and potassium hydroxide net ionic equation. Liquid matter is made of more loosely packed particles. oxidation; reduction Createyouraccount. an R group All other trademarks and copyrights are the property of their respective owners. What is a compound? When broken (hydrolyzed), the high-energy phosphate bonds in the ATP molecule release the energy used to do cellular work. d) Methane(CH4). Actually, not so much. blood c.) X rays d.) bone c.) X rays Which of the following is an example of a decomposition reaction? Plasma is a form of matter that exists when atoms are in an excited state. Triglycerides are composed of three fatty acids and one glycerol and are stable because they do not dissolve in water. Autopsy series suggest a 7%-22% incidence, but clinical recognition is poor. The velocity-distribution data for gaseous rubidium atoms which confirmed the discovery of the BoseEinstein condensate in 1995. B) massive objects cause more distant objects to appear much larger than they should and we can observe the distant objects with better resolution. What type of chemical bond is most likely to occur between sodium and chlorine? Original conversation. Determine the equation of the level curves f(x, y) = c, together with the possible values of c. $f(x, y)=\frac{x+y}{x-y}$. 8) How does gravitational lensing tell us about the mass of a galaxy cluster? an active site DNA provides the basic instructions for building every protein in the body. The polarity of water easily breaks the charges between the oppositely charged ions in the compound. What is the term for compounds composed only of carbon and hydrogen? My responsibilities . one decomposition The solid matter has a defined shape, boundaries, and fixed volumes, implying that it is not compressible. the kinetic energy of the reactants Which of the following is true about lipids? How many hydrogen atoms will a single carbon atom bond with to form a stable molecule? A pH between 0.0 and 7.0 is acidic. home bargains hair styling products. However, not all proteins are construction materials. a) C and Fe. If the kidneys fail to function properly, one of the direct consequences would be_________. Triglycerides are composed of three fatty acids and one glycerol and are stable because they do not dissolve in water. When exposed to external stress, solids tend to keep their shape. oxygen Become a Study.com member to unlock this answer! Biology, 21.06.2019 18:30. Which of the following statements regarding energy is true? The reaction is called a dehydration synthesis, in which the H from the glycerol's alcohol group and the OH from the fatty acid's acid group are removed as water. D) The expansion rate is slowing dramatically with time (a recollapsing universe). acidic solution Other exotic states of matter can also be manufactured under extreme conditions in a lab, such as fermionic condensates and time crystals. What is the common ending for the nonmetal portion of the name? Which response provides the best explanation as to why ionic compounds easily dissociate in water? substrates two single bonds Moreover, they do not have a fixed shape or volume. The matter in the air is what supports the enormous weight of a plane. Peptide bonds form from dehydration synthesis reactions between an amine group and an organic acid group. Liquid boils when enough heat is added to a liquid to cause vapor bubbles to form below the surface. Carpal tunnel syndrome (CTS) is a condition in which there is . (a) MgCl_2 (b) CaCO_3 (c) Na_2Cl. Increasing the temperature of atoms and molecules increases their kinetic energy Using a combination of lasers and magnets, Eric Cornell and Carl Weiman, scientists at the Joint Institute for Lab Astrophysics (JILA) in Boulder, Colorado, cooled a sample of rubidium to within a few degrees of absolute zero. one single bond and one double bond. 4. B The particles of matter have spaces between them. 2. (TABLE SALT DISSOLVED IN WATER) D) gravitational lensing around galaxy clusters Most liquids contract when they freeze but water expands, making it less dense when it becomes ice. The hydrocarbon groups that dominate the structure of triglycerides are the basis for the efficient and compact energy storage by fat. The formation of a double bond (the sharing of two electron pairs) between each oxygen and the carbon would result in each of the three atoms achieving a full valence shell. carbon dioxide. Fermionic condensates are another type of lab-made matter. Therefore, it will form covalent bonds with four hydrogen atoms. When heat is removed from a liquid, its particles slow down and begin to settle in one location within the substance. The gray matter is responsible for your thinking. See Answer exchange Because of this, particles in a solid have very low kinetic energy. The swimmer's body contains a lower concentration of electrolytes (salts) compared to the freshwater lake Ultimately, genes and experienceswork together to construct brain architecture. The body of water with the higher concentration of electrolytes, in this case the human body, is the better conductor of electrical currents. Solid matter is composed of tightly packed particles. For the compounds, list the elements that are present. proteins They all have an incomplete valence electron shell. 24) What do we mean when we say that a particle is a weakly interacting particle? A) It magnifies the effects of gravity that we see in the cluster. It's found in Chile, Iran, Arizona, and Greece. If the molecules indicated by (A) are amino acids, then the line in the figure indicated by (D) is __________. Describe the compounds that form between nonmetals. Explanation: Matter can be defined as the substance having mass, volume and occupy space. What is not a example of matter? D) Newton's universal law of gravitation predicts how mass can distort light, so we can apply Newton's law to determine the mass of the cluster. A) We infer its existence by observing its gravitational effects on the galaxy motions. 1. Explain. II. At the most fundamental level, matter is composed of elementary particles known as quarks and leptons (the class of elementary particles that includes electrons ). Combining two elements to form a compound is called what? It does not have mass and volume. You will assist the Managing Director (MD . Atomic weight is equal to the number of protons and neutrons in the nucleus. There's even a strange type of matter, known as a chain-melted state, that stably exists as both a solid and liquid at once. Energy is defined as the capacity to do work, or to put matter into motion. 13) Based on current evidence, how does the actual average density of matter in the universe compare to the critical density? D) the higher the amount of mass relative to light (higher mass-to-light ratio), the older the galaxy or cluster. Because fibrous proteins are the chief building materials of the body, they are also known as structural proteins. hydrogen. hyperbolic Carbon has four electrons in its valence (outermost) electron shell. B) Dark matter consists 90% of neutrinos and 10% of WIMPs. Dehydration synthesis refers to the joining of molecules by the removal of water. impaired nerve impulse transmission The news this week that King Charles III was evicting Prince Harry and Meghan Markle out of Frogmore Cottage in favor of Prince Andrew was shocking. Adding or removing energy from matter causes a physical change as matter moves from one state to another. hydrogen Quarks combine into protons and neutrons and, along with electrons, form atoms of the elements of the periodic table, such as hydrogen, oxygen, and iron. one potassium atom and one fluorine atom The particles in liquid glass however -are more flexible than solid glass, but can not rotate, according to the researchers. neutral solution The seed coat's most important function is to provide a) a nonstressful . Which of the two compounds in the given pair is more basic in water? D) the acceleration of the expansion was proceeding faster than elsewhere. polar covalent bond Chemical properties like how one form of matter interacts with another type of matter, are used by chemists to define matter. Which of the following compounds is an organic compound? B) the higher the amount of mass relative to light (higher mass-to-light ratio), the greater the proportion of dark matter. SO2, PCl3, NaBr, PbO, AlF3. Classify the following as elemental substances or compounds: Ammonia. DNA. 3. a. NO2 b. PCl5 c. ICl. Final Answer: Chairs, air, smells, nuts, cold drinks, and perfume smell: all matter since they take up space and contain material. Which of the binary compounds formed by the following pairs of elements are considered ionic compounds? Which element forms the second most compounds? So we've created the antidote. Plasma consists of highly charged particles with extremely high kinetic energy. The states of matter are solid, liquid, gas, or plasma. Murdaugh Murders Podcast co-hosts Mandy Matney, Liz Farrell and everyone's favorite attorney Eric Bland take a hard look at Dick and Jim's last-minute attempt to stop a blood spatter expert from testifying against Alex Murdaugh this week. What is the source of the activation energy in these reactions? The four electrons contributed by the hydrogen atoms will fill the valence shell of carbon. Give examples of each. 2. Such reactions are synthesis reactions. a. XeF6 b. OF2 c. BrF, Which of the following compounds is a non-conductor in the solid but a conductor when molten? Hydrogen atoms have a stronger pull on the electrons shared within a covalent bond formed between oxygen and hydrogen. The identity of each unique amino acid is determined by the structure of its R groupnote differences within the green rectangular area in amino acids (b) through (d). f(x)=3x4+5x2f(x)=-3 x^{4}+5 x^{2}f(x)=3x4+5x2. Step 2: Subpart (a) Lewis's structure of C3H4 In the given molecule, there are 3 carbon atoms and 4 hydrogen atoms, so the ring will be three-membered having a double bond in the ring. "Our experiments provide the kind of evidence for the interplay between critical fluctuations and glassy arrest that the scientific community has been after for quite some time," senior author of the study and Professor of Soft Condensed Matter Theory at the University of Konstanz Matthias Fuchs, said in a statement (opens in new tab). CI-, H+, or Au, Which of the following is most likely to be an ionic compound? B) power generation. a hydrogen bond express each number in an alternate form. A sister phase to the BEC, fermionic condensates were first created in 2004 (opens in new tab), according to NASA. Which of the following is NOT an example of matter? Peptides bonds are used to join amino acids (monomers) together, forming larger molecules (polymers) ranging in size from small polypeptides to large proteins. Actually, ATP is a very unstable high-energy molecule because its three negatively charged phosphate groups are closely packed and repel each other. 3. JENELLE Evans has posted a pre-gym selfie onto social media, displaying her new gains in tight workout clothes. Give the chemical name for each of the following binary compounds: nonmetal-nonmetal. an acid group You don't have to put on a fake, professional face. You can find the biggest benefit," he said. C) Dark matter is present in individual galaxies, but there is no evidence that it can exist between the galaxies in a cluster. What is a substance containing two or more elements or compounds that are physically, and not chemically, combined called? B. amino acid b) Na and Cl. Heres how it works. A) Stars would cease to exist when the dark matter is gone. Give some examples. Which of the following are considered elements (as opposed to compounds)? A pH between 7.0 and 14.0 is basic. This is your TOMORROW X TOGETHER fan club manager. Classify the following as either compounds or elements: a. copper b. salt c. water. We at Modern Dermatology, in Scottsdale and Tempe . 28) Why isn't space expanding within systems such as our solar system or the Milky Way? 15) When we speak of the large-scale structure of the universe, we mean 18) Gravitational lensing occurs when Multiple Choice o air light from a candle wax the propellant in an aerosol can a stain on clothing. 15. What is the chemical compound of Antimony and how to produce it? 'Building blocks of life' recovered from asteroid Ryugu are older than the solar system itself, Alien-like giant phantom jellyfish spotted in frigid waters off Antarctica, Haunting 'mermaid' mummy discovered in Japan is even weirder than scientists expected, Painful 'cross-shaped incision' in medieval woman's skull didn't kill her, but second surgery did, Human brain looks years 'older' after just one night without sleep, small study shows, The ultimate action-packed science and technology magazine bursting with exciting information about the universe, Subscribe today and save an extra 5% with checkout code 'LOVE5', Engaging articles, amazing illustrations & exclusive interviews, Issues delivered straight to your door or device. What kind of elements will form an ionic compound? B) measurements of the rotation curve for the universe 2. a nitrogen-containing base and a pentose sugar They are all generally unreactive elements. For a given value of Hubble's constant today (such as 24 km/s/Mly), the age of the universe is oldest if what is true? I < II < III two double bonds What holds the sodium and chloride ions together in a chemical bond? synthesis, Which of the following statements regarding energy is FALSE? C) measurements of how galaxy speeds away from the Milky Way have increased during the past century bonding of acid group to acid group. It's common to use "matter" when referring to a singular issue (as a noun). II < I < III Once dissociated, the sodium and chloride ions would be expected to disperse uniformly amongst the surrounding water molecules. I am performing my Work Activities as an Email Marketing Specialist on Freelance platforms like Fiverr & Freelancer.com. Which of the following are elements and which are compounds? NaOH is an example of a basic compound. So, among the given options vapor is matter but not a state of matter. But that phrase is actually outdated, as there are many more states of matter than that. Sulfur has an atomic number of 16. Which of the following is NOT a fundamental subatomic unit of an element? 8) In general, when we compare the mass of a galaxy or cluster of galaxies to the amount of light it emits (that is, when we look at it mass-to-light ratio), we expect that polar covalent. Which of the following is true of protein structure? The valence electrons are then made up by the forming of an ester bond. New York, Name a substance made of two or more elements, none of which is carbon. A) residential fireplaces. enzymes 1.Nonpolar molecules have partial charges which can lead to hydrogen bonding. Which of these compounds is most likely to be ionic? If the core's mass is more than about three times the mass of the Sun, the equations showed, the force of gravity overwhelms all other forces and produces a black hole. Which of the following is not the state of matter? a form of potential energy called chemical energy, chain-melted state, that stably exists as both a solid and liquid at once, a form of matter that were first proposed in 2012, Google announced that it had made a time crystal in a quantum computer, fermionic condensates were first created in 2004, where the matter in the universe came from, In rare case, mother delivers two sets of identical twins, back to back, 'Brain-eating' amoeba case in Florida potentially tied to unfiltered water in sinus rinse, New Moai statue that 'deified ancestors' found on Easter Island. We look forward to your enthusiastic participation. H, C, O, Na a. O3, molecular compound b. Al, atomic compound c. NH4OH, molecular compound d. H2, atomic element, Which of the following compounds contain ionic bonds? For example, a swinging pendulum consists of matter, but its energy of motion is not matter. The substrate absorbs chemical energy from the enzyme after binding to its active site. D) Within individual galaxies, dark matter is always concentrated near the galactic center, and within clusters it is always concentrated near the cluster center. Yet, many of us are stuck following an ingrained system that's actually working against us and making communication harder. This figure shows a dehydration synthesis reaction between two monomers forming, resulting in a larger molecule. Which of the following is NOT an example of a physical property? Matter: The matter is the substance that has mass and occupies space. Name each of the below as an atomic element, a molecular element, or a compound. False, Except for elements with atomic number 1 and 2, all other elements are stable with how many electrons in their outermost (valence) energy level? (A) SrCl2 (B) COCl2 (C) N2O (D) Kr, Which of the following chemical species is a cation? This forced the potassium atoms to pair up, creating a state akin to superconductivity that occurs in electron pairs. Objects that have mass and are matter may emit energy. The swimmer's body contains a higher concentration of electrolytes (salts) compared to the freshwater lake A) There are not enough neutrinos to make up all the dark matter. False. A judgment or order shall not contain a recital of the pleadings or the record of prior proceedings. ATP is an unstable, high-energy molecule that provides body cells with a form of energy that is immediately usable. A balloon filled with hydrogen gas explodes upon contact with a spark. E) all of the above. two oxygen atoms. is linear 25) Why can't the dark matter in galaxies be made of neutrinos? C. A metal surface becomes dull on exposure to air. a. participation b. content c. artistic form d. subject matter. 17) What is the primary form of evidence that has led astronomers to conclude that the expansion of the universe is accelerating? the sharing of a pair of electrons, an electirical attraction between opposite charges. The polarity of water easily breaks the charges between the oppositely charged ions in the compound. Does the temperature of an ideal gas increase, decrease, or stay the same during an increase in pressure at constant volume? The white matter connects different brain regions and helps them communicate with one another. B) there was an excess concentration of hydrogen gas when the universe was very young. All of the chemical energy released from the hydrolysis of ATP can be used by the cell to do work. 1) C6H5SH 2) S2Cl2 3) SiO2 4) ZnBr2 5) C3H5OH, Which of the following compounds corresponds to the spectrum shown here? Water can form hydrogen and oxygen gas under . A) The lensing allows us to determine the orbital speeds of galaxies in the cluster, so that we can determine the mass of the cluster from the orbital velocity law. A) the density of dark matter was slightly higher than average when the universe was very young. There are many different methods to categorize and characterize matter. When a solid is converted directly into a gas without going through a liquid phase, the process is known as sublimation. a sodium ion two nitrogen atoms Time crystals are made in the lab and have the ability to cycle between two states of energy without ever losing energy. Physical, Polymerizes to form polyethylene. (a) Particles of a matter are randomly moving in all directions. a. H b. Br c. Se d. Sr, Which of these compounds belongs to the class of substances commonly known as "halohydrins"? A Solid B Liquid C Gas D Vapour Easy Solution Verified by Toppr Correct option is D) Matter has three main state of matter that is solid, liquid and gas. a) Na and O b) Li and Ne c) Fe and S d) Ca and I, Which of the following are ionic compounds? Chemical. Which of the following is not a form of matter? A) If we include dark matter, the actual density equals the critical density. The reactivity of an atom is based on the number of electrons in its outer valance shell. Solids may break when pressed, but changing their shape is difficult, hence they are inflexible. D. Sugar burns in a pot. B) They are only weakly bound by gravity, which means they can fly off and escape from galaxies quite easily. Also, they talk about the weaponization of the South Carolina Office of Disciplinary Counsel, the extraordinary greed threatening the Beach family . Define the following: atom, element, and compound. Would water still be a polar molecule if it were NOT in the form of a V but rather were linear like carbon dioxide? C) The acceleration is very important in the cosmos today, but the evidence indicates that it will eventually slow down, allowing the universe to recollapse. D) They tend to orbit at large distances from the galactic center. "Moving forward from this experience, the District is working closely with counselors, mental health experts and multiple community partners and agencies to provide support to children and staff . Lipids found in the cell membrane are composed of one glycerol and three fatty acid chains and are called phospholipids. A) luminous matter emits white light, much like the light reflected from icebergs. B. an oxygen atom within a water molecule. The swimmer's body and the freshwater lake conduct electrical currents equally well At this extremely low temperature, molecular motion comes very close to stopping. B. They all have an incomplete valence electron shell. energy storage. B) matter that may inhabit dark areas of the cosmos where we see nothing at all Classify the following as elemental substances or compounds: Sulfur. By contrast, mass is not a substance but rather a quantitative property of matter and other substances or systems; various types of mass are defined within physics - including but not limited to rest mass, inertial mass, relativistic mass, mass-energy . They are non-matter. a. H2O b. HCl c. N2 d. NH3 e. CaCl2, Which of the following is an ionic compound?
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