In the biosphere, the total amount of matter remains constant over time, whereas the total amount of energy decreases over time. Please read the notice below before participating in the event. Give the name of the following compounds. a) carbon b) antimony c) chlorine d) calcium, Which compound or compounds is (are) most likely to form dication(s)? copyright 2003-2023 Homework.Study.com. 3. C) matter consisting of black holes enzymes Which of the following items is a physical property? B) the structure of any individual cluster of galaxies. 13) Based on current evidence, how does the actual average density of matter in the universe compare to the critical density? I < III < II A) NH_3 B) H_2O C) CaO D) H_2. If the ambient temperature is 25C25^{\circ} \mathrm{C}25C, Find how long it will take for a system with a refrigeration capacity of 8kW8 \mathrm{~kW}8kW to precool this truck. From what types of damage does the skin protect the body? A) They travel at speeds close to the speed of light. Monosaccharides are joined to form polysaccharides, and amino acids are joined to form proteins by this process. B) Dark matter is present between galaxies in clusters, but not within individual galaxies. Therefore, a solution with a pH of 8.3 is an alkaline (or basic) solution. Therefore, option (C) is incorrect. ATP Solid ice can be very brittle. hydrolase Moreover, they do not have a fixed shape or volume. A) If we include dark matter, the actual density equals the critical density. water "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 . an amine group 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. small atoms with 6 or 6 valence electrons tend to be electronegative C) The actual density of dark matter and luminous matter combined is no more than about 1% of the critical density. When you purchase through links on our site, we may earn an affiliate commission. What is the name of a substance made of two or more elements, one being carbon? Which of these compounds is most likely to be ionic? There are many definitions. What kind of elements will form an ionic compound? Which of the following is NOT considered a form of matter? 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. For the compounds, list the elements that are present. This homogenous mixture is called a solution. two A) Non Metals B) Metals C) Molecular Compounds D) All of the answers are correct, Which of the following compounds contains ionic bonds? Peptide bonds are formed by hydrolysis. a solution. A) the flat rotation curves of spiral galaxies Combining two elements to form a compound is called what? There are no longer thousands of separate atoms, just one "super atom.". Throughout my career my roles have always centred around people and processes. Which of the following compounds contains the Mn3+ ion? And removing energy from liquid water causes it to become ice (a solid). We at Modern Dermatology, in Scottsdale and Tempe . an R group D) The overall shape of the cluster is that of a lens. Which of the following is not a subatomic particle? A. corrosiveness B. boiling point C. toxicity D. flammability, Which of the following is NOT an example of a physical property? a) Carbon dioxide. Rank the chemical bonds from relatively weakest to strongest. Classify (a) and (b) as chemical or physical changes. Which of the following is a chemical that has an amine group and an organic acid group, but does not contain a peptide bond? 4. carbon The swimmer's body and the freshwater lake conduct electrical currents equally well SO2, PCl3, NaBr, PbO, AlF3. b) Pure water. Except for elements 1 and 2, all other elements are stable with how many electrons in their outermost (valence) energy level? What is represented by the chemical at B? In a freshwater lake, there are comparatively few electrolytes (salts) to carry a current away from a swimmer's body. 2) Which of the following best summarizes what we mean by dark energy? C) Many cluster and superclusters are still in the process of formation as their gravity gradually pulls in new members. For example, water vapor condenses into liquid water, known as its dew point. If there were nothing between a cloud and the ground, it would fall. This is true. D) The question is nonsensegas temperature cannot possibly tell us anything about mass. Use code SAVE50 or SAVE50P (for payment plans) BECs are also used to simulate conditions that might exist in black holes. 5) What evidence suggests that the Milky Way contains dark matter? impaired nerve impulse transmission False. Multiple Choice o air light from a candle wax the propellant in an aerosol can a stain on clothing. B) It interacts only through the weak force and the force of gravity. CI-, H+, or Au, Which of the following is most likely to be an ionic compound? A few volatile substances will undergo sublimation at room temperature and pressure, such as frozen carbon dioxide, or dry ice. potassium chloride (KCl) D) Dark matter probably does not really exist, and rather indicates a fundamental problem in our understanding of gravity. a. XeF6 b. OF2 c. BrF, Which of the following compounds is a non-conductor in the solid but a conductor when molten? Who was the first to classify materials as compounds? Would water still be a polar molecule if it were NOT in the form of a V but rather were linear like carbon dioxide? A) Stars would cease to exist when the dark matter is gone. buffer. Things That Are Not Matter Here are several things that don't meet the definition of matter: Time Sound Sunlight Rainbow Love Thoughts Gravity Microwaves Heat Memories Information Reflections Energy two single bonds Polar covalent bonds involve the transfer of electrons from electropositive atoms to electronegative atoms. A) Most dark matter probably consists of weakly interacting particles of a type that we have not yet identified. 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. 3. Matter is everything around us. Which of the following compounds is an ionic compound? A) matter that we have identified from its gravitational effects but that we cannot see in any wavelength of light phosphorus and nitrogen B. 3. B) We have moderately strong evidence that the acceleration is real, but essentially no idea what is causing it. A) The cause of the acceleration is well-understood, and attributed to the particles that make up dark energy. d) NaB. Which of the following is NOT considered a form of matter? Which of the binary compounds formed by the following pairs of elements are considered ionic compounds? Oxygen atoms have a stronger pull on the electrons shared within a covalent bond formed between oxygen and hydrogen. All amino acids, such as the four represented in the figure, contain __________. Check that your answer satisfies the ODE as well as the initial conditions. Which of the following is true of protein structure? Name a substance made of two or more elements, none of which is carbon. False, Which of the following is a primary function of a triglyercide molecule? The swimmer's body contains a lower concentration of electrolytes (salts) compared to the freshwater lake D) the luminous matter of the Milky Way is essentially floating on the surface of a great sea of dark matter. This is your TOMORROW X TOGETHER fan club manager. 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 Fermionic condensates are another type of lab-made matter. MgSO4 + 2NaCl MgCl2 + Na2SO4 Secondary protein structures involve hydrogen bonding between amine and carboxyl groups. Example O 2. 7) Why does the temperature of the gas between galaxies in galaxy clusters tell us about the mass of the cluster? PF3 IV. How many hydrogen atoms will a single carbon atom bond with to form a stable molecule? 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. 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 . Bose-Einstein condensates, however, are only made in the lab. Which response provides the best explanation as to why ionic compounds easily dissociate in water? 4. all of the above. a structural variation in which different atoms of the same element have different numbers of neutrons. "Abortion pills carry the added risk that when these heightened . (b) Chemical or Physical, Gas at room temperature a) NF3 b) Na2O c) CO2 d) N2 e) CH4, Which of the following is an ionic compound? [{Image src='graph3847362846850881619.jpg' alt='graph' caption=''}]. What is the classification of a solution of NaOH with a pH of 8.3? Adding or removing energy from matter causes a physical change as matter moves from one state to another. Which of the following is a physical property of a substance? C) They can neither emit nor absorb light. A solid will retain its shape; the particles are not free to move around. 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. C) the overall shape of the observable universe. Correct option is B) The matter is affected by the inertia. Which of the following is NOT an example of matter? A) the higher amount of mass relative to light (higher mass-to-light ratio), the lower the proportion of dark matter. Triglycerides are composed of three fatty acids and one glycerol and are stable because they do not dissolve in water. It is the second most common acquired central nervous system abnormality in neonates, outranked only by germinal matrix hemorrhage. The biosphere refers to the total of all ecosystems of the Earth. It's found in Chile, Iran, Arizona, and Greece. 2. What is the chemical compound of Antimony and how to produce it? dehydration synthesis; hydrolysis Is the name of the first element in the compound different from the element? 3 Q In order for something to be art it must. The chemical composition of carbohydrates includes two oxygens and one hydrogen for every carbon present. has a low heat capacity 4. Which of the following statements regarding atoms is true? a colloid For this to be the case, which of the following would have to be true (based on current understanding)? It also holds clouds aloft. B) The actual density, even with dark matter included, is less than about a third of the critical density. This refers to the idea that a. hydrogen gas b. sodium chloride (table salt) c. glucose d. neon e. copper sulfate f. titanium, Which pair of elements is most likely to form an ionic compound? What additional molecule is produced when fatty acids are bonded to glycerol to make a triglyceride? Final Answer: Chairs, air, smells, nuts, cold drinks, and perfume smell: all matter since they take up space and contain material. Which of the following statements regarding matter is FALSE? Water can form hydrogen and oxygen gas under . carbohydrates True 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. Carbohydrates Lipids used as energy reserves in the body are stored as molecules of phospholipids. Determine the equation of the level curves f(x, y) = c, together with the possible values of c. $f(x, y)=\frac{x+y}{x-y}$. Which of the following statement does NOT describe matter? 3. They are so excited that they jump an energy level and, in doing so, give off light. Example: The book on the desk remains in rest position until it is picked up from that desk. hydrochloric acid (HCl) This is what we hear as sound or noise: pressure changes in the fluid (matter) around our ears, caused by vibrations or movements of the particles in this matter. A. Mixtures B. I love the sweet spot when strategy, execution and leadership come together. D) gravitational lensing around galaxy clusters Which element forms the most compounds? D) They tend to orbit at large distances from the galactic center. 42) What is not a main source of evidence for the existence of dark matter? D) We detect this gas with X-ray telescopes. a. O3: molecular compound b. Al: atomic compound c. NH4OH: molecular compound d. H2: atomic element e. None of the above is correct. Does the temperature of an ideal gas increase, decrease, or stay the same during an increase in pressure at constant volume? Also, they talk about the weaponization of the South Carolina Office of Disciplinary Counsel, the extraordinary greed threatening the Beach family . the enzyme Sodium has one valence electron, while chlorine has seven. Everything that exists can be classed as either a type of matter or a form of energy. synthase 16) Why wasn't the intracluster medium in galaxy clusters discovered until the 1960s? 2. Find the largest possible domain and the corresponding range of each function. Oxygen and sulfur both have six electrons in their valence (outermost) electron shells. D) The actual density of matter is many times higher than the critical density. All rights reserved. 16) Hubble's constant is related to the age of the universe, but the precise relationship depends on the way in which the expansion rate changes with time. D The particles of matter attract each other. Many play vital roles in cell function. (Image credit: Research groups of Professor Andreas Zumbusch and Professor Matthias Fuchs). They are non-matter. decomposition 3. 1.Nonpolar molecules have partial charges which can lead to hydrogen bonding. c) Ammonia(NH3). substrate Heres how it works. Except for elements with atomic number 1 and 2, all other elements are stable with how many electrons in their outermost (valence) energy level? which of the following is not a form of matter. ATP Hydrogen, Ionic, Covalent. Which of the following is NOT considered a form of matter? 3. 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. A glass holds H20 in three states of matter: ice (solid), water (liquid) and vapor (gas). 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. Identify the spectator ions in the neutralization of lithium hydroxide, LiOH, with hydrobromic acid, HBr. storage of genetic information D) It is a type of energy that is associated with the "dark side" of The Force that rules the cosmos. The left reaction is exergonic, and the right reaction is endergonic. In a solid, particles are packed tightly together so they don't move much. 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 hydrogen atom within a water molecule 6) If there is no dark matter in the Milky Way Galaxy, what is the best alternative explanation for the observations? 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. 3. In general, the matter has mass and occupies space. What is the name for a pure substance made of two or more elements chemically combined? Which of these substances is a covalent compound? A sister phase to the BEC, fermionic condensates were first created in 2004 (opens in new tab), according to NASA. A) B, B) Tl, C) Al, D) In, E) Ga. What is the formula for an ionic compound that contains the elements magnesium and chlorine? 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. So we've created the antidote. C) The galaxies in clusters would begin to fly apart. bonding of amine group to acid group Sodium gives up its valence shell electron (becoming a cation) to drop back to a stable valence shell, and chlorine gains one electron (becoming an anion) to fill its valence shell and become stable. Matter is a general term describing any 'physical substance'. 3) The text states that luminous matter in the Milky Way seems to be much like the tip of an iceberg. Jan 2021 - Present2 years 3 months. 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. polar covalent bond Which of the two compounds in the pair below is more basic in water? D) telescope lenses are distorted by gravity. C) It is so small that it doesn't affect objects in the universe. Sulfur has an atomic number of 16. D) The universe would cease its expansion. Explain. The biosphere can be defined as a closed system in terms of matter because matter does not enter or exit. It is a matter but not a state of matter. Because of its polar nature, water is able to form hydrogen bonds. Which of the following is NOT a fundamental subatomic unit of an element? The enzyme's active site binds to the substrate(s) on which it acts, temporarily forming an enzyme-substrate complex. Which of the following statements is true regarding the reaction without an enzyme compared to the one with an enzyme? B) studying X-ray emission from hot gas inside the cluster C) We can observe the frictional effects of the hot gas in slowing the speeds of galaxies in the clusters. A. Answer:Plasma.Explanation:The three common forms of matter are liquids, solids, and gases. protein a buffer oxidase So, among the given options vapor is matter but not a state of matter. 1. C) observing how the cluster bends light from galaxies located behind it ionic bond. At the most fundamental level, matter is composed of elementary particles known as quarks and leptons (the class of elementary particles that includes electrons ). True Actually, not so much. A d. be human made. Dietary glucose is primarily used to drive our metabolic pathways that produce energy. E) the expansion of the universe. What explains the partial negative charge on the oxygen atom within the water molecule? B) measurements of the rotation curve for the universe D) faint red stars Carbon, Hydrogen, Oxygen, Nitrogen (CHON). Compounds are formed by chemical bonds between different kinds of atoms. Which of the following is an example of a decomposition reaction? 13) What do we mean when we say that particles such as neutrinos or WIMPs are weakly interacting? oxygen gas b.) When the substance reaches a cool enough temperature at a certain pressure, the freezing point, the liquid becomes a solid. What is the source of the activation energy in these reactions? Which halogen can only be prepared from its fused compounds? When broken (hydrolyzed), the high-energy phosphate bonds in the ATP molecule release the energy used to do cellular work. 3. Glycogen is a complex carbohydrate formed by dehydration synthesis of glucose molecules.
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