Because they don't reach equilibrium or a steady state, they are able to dodge the second law of thermodynamics, which states that the disorder, or entropy, of a closed system, always increases. A) Hubble's law of expansion applies only to the space between galaxies. Which of the following is NOT considered a form of matter? Biology, 21.06.2019 18:30. Future US, Inc. Full 7th Floor, 130 West 42nd Street, But that phrase is actually outdated, as there are many more states of matter than that. Both reactions are endergonic. a. a peptide bond Which statement about complementary base pairing is not true? B) We are so close to these systems that we don't observe their expansion. Liquid matter is made of more loosely packed particles. False. They all have an incomplete valence electron shell. A d. be human made. The liquid propane in a barbecue ignites upon contact with a spark. 2. The difference is the amount of energy input (activation energy) required to initiate the reactions depending on the presence or absence of enzyme. What is the source of the activation energy in these reactions? B. (a) Pb and N (b) Au and Cu (c) F and P (d) Ge and O (c) H and B, Which of the following pairs of elements would be most likely to form an ionic compound? Which of the following elements does not exist as a diatomic molecule? Weegy: Matter is not a form of energy. 13) What do we mean when we say that particles such as neutrinos or WIMPs are weakly interacting? What kind of elements form molecular compounds? Energy is defined as the capacity to do work, or to put matter into motion. Mixtures are homogenous while compounds are heterogeneous, In a solution, the solute is the substance present in the greatest amount. How many hydrogen atoms will a single carbon atom bond with to form a stable molecule? 4. an oxygen atom within a water molecule. Show the details of your work. Related: How many atoms are in the observable universe? Solid 24) What do we mean when we say that a particle is a weakly interacting particle? an amine group True [{Image src='graph3847362846850881619.jpg' alt='graph' caption=''}]. For example, water vapor condenses into liquid water, known as its dew point. In a freshwater lake, there are comparatively few electrolytes (salts) to carry a current away from a swimmer's body. A. Mixtures B. This problem has been solved! I love the sweet spot when strategy, execution and leadership come together. Which of the following statement is not true regarding the characteristic of matter? A) the density of dark matter was slightly higher than average when the universe was very young. A) observations of the speeds of individual galaxies in clusters No, because the difference in the pull of oxygen on the bonding electrons would be neutralized. Which of the following compounds contains the Mn3+ ion? Because of this, particles in a solid have very low kinetic energy. The polarity of water easily breaks the charges between the oppositely charged ions in the compound. is non-polar Lipids used as energy reserves in the body are stored as molecules of phospholipids. 28) Why isn't space expanding within systems such as our solar system or the Milky Way? Atomic weight is equal to the number of protons and neutrons in the nucleus. Which of the following compounds contains an ionic bond? 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. B) the structure of any individual cluster of galaxies. D) The acceleration probably is not real, and what we attribute to acceleration is probably just a misinterpretation of the data. A. corrosiveness B. boiling point C. toxicity D. flammability, Which of the following is NOT an example of a physical property? As the ice melts from heat coming from the water, it will remain at 32 degrees Fahrenheit (0 degrees Celsius) until the entire ice cube melts before continuing to warm. Energy "lost" during an energy conversion refers to the energy that cannot be used to do work Hydrogen atoms have a stronger pull on the electrons shared within a covalent bond formed between oxygen and hydrogen. b) Pure water. 1. has a low heat capacity You'll get a detailed solution from a subject matter expert that helps you learn core concepts. two oxygen atoms. The four fundamental states of matter are solid, liquid, gas and plasma, but there others, such as Bose-Einstein condensates and time crystals, that are man-made. Which of the following best describes an isotope? D) The overall shape of the cluster is that of a lens. Triglycerides are composed of three fatty acids and one glycerol and are stable because they do not dissolve in water. Which of the following is not considered a form of matter? B) We have moderately strong evidence that the acceleration is real, but essentially no idea what is causing it. Acetic acid and potassium hydroxide net ionic equation. The freshwater lake cannot conduct an electrical current. 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. Isotopes of the same element have the same atomic number but differ in their atomic masses. Electrons are transferred from hydrogen to oxygen during the formation of an ionic bond. two double bonds Based on current understanding, how would that affect the universe at that time? All matter has the same propertiesc. There are many definitions of matter. An amino acid contains an amine group and an organic acid group, but does not contain a peptide bond. In a gas, the particles have a great deal of space between them and have high kinetic energy. Which of the resulting solutions would NOT conduct electricity? When heat is applied to a solid, its particles begin to vibrate faster and move farther apart. I'm curious. polar covalent bond which of the following is not a form of matter. The substrate is a reactant in an enzyme-catalyzed reaction. Lipids that serve as hormones are derived from glycolipids. Chemical properties like how one form of matter interacts with another type of matter, are used by chemists to define matter. 7) Why does the temperature of the gas between galaxies in galaxy clusters tell us about the mass of the cluster? hydrogen Therefore, the liquid will conform to the shape of its container. 2. The pH scale: is based on the concentration of H+ ions. False. Which organic molecules form the major structural materials of the body? b) Na and Cl. In the biosphere, the total amount of matter remains constant over time, whereas the total amount of energy decreases over time. Sulfur will form chemical bonds in a similar manner as Which of the two compounds in the given pair is more basic in water? D) They interact with other matter only through the weak force and not through gravity or any other force. However, there are several things, such as heat, light and other forms of energy, that are not considered matter because they lack mass. Predict the type of bond that would be necessary to join the oxygens to the carbon to form a stable molecule. 3. a. O3: molecular compound b. Al: atomic compound c. NH4OH: molecular compound d. H2: atomic element e. None of the above is correct. carbon dioxide. 3. C) Yes, and that is why clusters tend to grow in size with time. No, because the difference in the pull of oxygen on the bonding electrons would be neutralized. Scientists often have to deal with numbers that are either very large or very small. They all have the same number of protons in their nuclei. The chemical composition of carbohydrates includes two oxygens and one hydrogen for every carbon present. Matter is everything around us. Atomic weight is determined by the number of protons in an atom of a given element. In the first experiment to demonstrate this oddball phase, described in a 2003 study in the journal Physical Review Letters (opens in new tab), scientists at JILA in Boulder, Colorado cooled a cloud of half a million potassium-40 atoms to less than a millionth of a degree above absolute zero, then applied a magnetic field to them. (Image credit: Research groups of Professor Andreas Zumbusch and Professor Matthias Fuchs). B. 1. a. O3, molecular compound b. Al, atomic compound c. NH4OH, molecular compound d. H2, atomic element, Which of the following compounds contain ionic bonds? Everything in the universe that contains mass is made of matter. the sharing of a pair of electrons, an electirical attraction between opposite charges. Salts are ionic compounds that contribute to the ability of nerves to conduct an electrical current. Peptide bonds form from dehydration synthesis reactions between an amine group and an organic acid group. C) Neither dark energy nor dark matter really exist. The chloride ion (Cl) indicated by the arrow is interacting most closely with which of the following? Earnings Per Share (IAS 33), Not for Profit o, Agriculture (Biological Assets) (IAS 41), Inv, Accounting Changes (ASPE 1506 and IAS 8), Fin, Abe Mizrahi, Edward E. Prather, Gina Brissenden, Jeff P. Adams, Jeffrey O. Bennett, Mark Voit, Megan O. Donahue, Nicholas O. Schneider, Creating the Constitution-1 short version. 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? A. water B. sodium C. chlorine D. oxygen. Give examples of each. Oxygen atoms have a stronger pull on the electrons shared within a covalent bond formed between oxygen and hydrogen. 3. two nitrogen atoms Sulfur has an atomic number of 16. Example water. The solid matter has a defined shape, boundaries, and fixed volumes, implying that it is not compressible. protein D) We detect this gas with X-ray telescopes. B) No, because expansion of the universe affects only empty space, not space in which matter is present. nonpolar covalent water published 20 October 2022 The four fundamental states of matter are solid, liquid, gas and plasma, but there others, such as Bose-Einstein condensates and time crystals, that are man-made. a. CH4 b. NaH c. PH3 d. IBr3 e. none of the above are ionic compounds. Biological macromolecules are synthesized by ___________ reactions and are broken down by ___________ reactions. The matters are formed/build by atoms. II < I < III 1. the blood becoming too acidic. It shall, however, include the following: (1) A designation of the subject of the judgment or order (i.e., Summary Judgment Dismissing Complaint, Order Modifying Alimony); (2) The date or dates on which the matter was heard or submitted; (3) The appearances of counsel and . Which of the following is NOT considered a form of matter? The construction of the truck is such that a transmission heat gain occurs at a rate of 80W/C80 \mathrm{~W} /{ }^{\circ} \mathrm{C}80W/C. a. I2 b. Cl2 c. Br2 d. F2. Name the two physical Changes: True D) The universe would cease its expansion. A. 3. Hydrogen, Ionic, Covalent. The reaction in the presence of enzyme releases more energy. Which of the following is not a fundamental subatomic particle that forms elements? Which of the following compounds would not exist? Which of the following is a FALSE statement about carbohydrates? c) Al and C. d) N and O. Chemical Matter is made up of atom which is formed by the combination of subatomic particles. (a) Chemical or Physical A) No, because the universe is not old enough yet for these objects to have begun their expansion. The seed coat's most important function is to provide a) a nonstressful . Which of the following is a chemical that has an amine group and an organic acid group, but does not contain a peptide bond? A) The temperature is always directly related to mass, which is why massive objects are always hotter than less massive objects. 1. Because the particles of a liquid are in constant motion, they frequently collide with each other. b) NaBr is an ionic compound and CO2 is a covalent compound. 2) Which of the following best summarizes what we mean by dark energy? C) The temperature of the gas tells us the gas density, so we can use the density to determine the cluster's mass. d) Methane(CH4). a. HCl b. Cl2O c. SF6, Give the chemical name for each of the following binary compounds: nonmetal-nonmetal. Reactions that release energy are exergonic reactions. Peptides bonds are used to join amino acids (monomers) together, forming larger molecules (polymers) ranging in size from small polypeptides to large proteins.
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