Tamang sagot sa tanong: 2. 15) Which of the following methods used to determine the mass of a cluster does not depend on Newton's laws of gravity? Other exotic states of matter can also be manufactured under extreme conditions in a lab, such as fermionic condensates and time crystals. On a microscopic level, liquid glass is somewhere between a solid and a gel-like substance called a colloid a mixture of particles that are larger than a single atom or molecule. 2Na + Cl2 2NaCl, Which of the following is NOT one of the three major types of chemical reactions? formation of cell membranes Explain. B. 14) Which of the following statements best describes the current state of understanding regarding the apparent acceleration of the expansion of the universe? Future US, Inc. Full 7th Floor, 130 West 42nd Street, for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 10-4 millimeters. When you purchase through links on our site, we may earn an affiliate commission. In the absence of responsive caregivingor if responses are unreliable or inappropriatethe brain's architecture does not form as expected, which can lead to disparities in learning and behavior. a. P2O3 b. SO2 c. NO3, Which of the following represent elements and which represent compounds? A) Dark matter is the dominant form of mass in both clusters and in individual galaxies. False. 2) Which of the following best summarizes what we mean by dark energy? Time crystals are made in the lab and have the ability to cycle between two states of energy without ever losing energy. if two atoms of element A react with three atoms of element B, what is the chemical formula for the resulting compound? A. Mixtures B. Give examples of each. oxygen For example, adding thermal energy (heat) to liquid water causes it to become steam or vapor (a gas). Time crystals are a form of matter that were first proposed in 2012 (opens in new tab) by Nobel-prize winning physicist Frank Wilczek. 4. 3) The text states that luminous matter in the Milky Way seems to be much like the tip of an iceberg. (a) Nitrogen (b) Oxygen (c) Carbon (d) Phosphorus. Which of the following statements is true concerning the differences between compounds and mixtures? 42) What is not a main source of evidence for the existence of dark matter? 10) When we see that a spectral line of a galaxy is broadened, that is, spanning a range of wavelengths, we conclude that, 11) A large mass-to-light ratio for a galaxy indicates that. As the Advisor, Talent Attraction & Acquisition (TAA), you will be responsible for fulfilling our full life cycle recruitment needs for Save the Children US, ensuring we are able to attract both qualified and engaged talent to deliver our mission for children at home and around the world. an oxygen atom within a water molecule. Classify (a) and (b) as chemical or physical changes. Which response provides the best explanation as to why ionic compounds easily dissociate in water? An amino acid contains an amine group and an organic acid group, but does not contain a peptide bond. 18 Proteins form the major structural materials of the body. a. HCl b. Cl2O c. SF6, Give the chemical name for each of the following binary compounds: nonmetal-nonmetal. for example, rusting, rotting, combustion, etc. MgO2 Mg + O2 Which of the following is NOT considered a form of matter? C) dark matter represents much more mass and extends much further from the galactic center than the visible stars of the Milky Way. Peptide bonds are formed by hydrolysis. Of the following, which is the most likely source for coarse particulate matter? B) We have moderately strong evidence that the acceleration is real, but essentially no idea what is causing it. 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. C) It is the energy of black holes. Both of the illustrated reactions are exergonic and release the same amount of energy during product formation. 11) Which of the following statements best summarizes current evidence concerning dark matter in individual galaxies and in clusters of galaxies? Which of the following is a chemical that has an amine group and an organic acid group, but does not contain a peptide bond? I < III < II 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. Adams seemingly took the result of the poll to mean that 47% of black Americans did not have a favorable view of white people and intimated that he would be changing his approach to racial matters. However, there are several things, such as heat, light and other forms of energy, that are not considered matter because they lack mass. The enzyme releases the product(s) of the reaction. D) Clusters and superclusters appear to be randomly scattered about the universe, like dots sprinkled randomly on a wall. Hence, it is matters. True 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 . Write the formula for the oxide corresponding to the highest expected oxidation state for. The body of water with the higher concentration of electrolytes, in this case the human body, is the better conductor of electrical currents. Human A&P 1 Mastering HW Set 3: Biochemistry, Mastering A&P Chapter 3 - Cells: The Living U, Mastering A&P Chapter 2 - Chemistry Comes Ali, Bruce Edward Bursten, Catherine J. Murphy, H. Eugene Lemay, Matthew E. Stoltzfus, Patrick Woodward, Theodore E. Brown, Chapter 35 - 40 review questions (EMT Exam 12), Birth to 5 Midterm Exam Study Guide Unit 1. A) brown dwarfs Energy may be converted from one form to another, but some energy is always unusable ("lost" as heat) in such transformations. Except for elements 1 and 2, all other elements are stable with how many electrons in their outermost (valence) energy level? SBS Inkigayo Pre-recording 1 + 2 - Scheduled Recording Time: 8:35 AM / 9:45 AM, Sunday, February 12, 2023 (KST) - Roll Call Location: In . Which of the following compounds is an ionic compound? a. H2O b. HCl c. N2 d. NH3 e. CaCl2, Which of the following is an ionic compound? Peptides bonds are used to join amino acids (monomers) together, forming larger molecules (polymers) ranging in size from small polypeptides to large proteins. 9) Which of the following is not one of the three main strategies used to measure the mass of a galaxy clusters? Periventricular leukoencephalopathy (PVL) is a pathologic process that has attracted little attention in neurodiagnosis. Actually, ATP is a very unstable high-energy molecule because its three negatively charged phosphate groups are closely packed and repel each other. Matter can exist in one of three main states: solid, liquid, or gas. a. O3, molecular compound b. Al, atomic compound c. NH4OH, molecular compound d. H2, atomic element, Which of the following compounds contain ionic bonds? They all have an incomplete valence electron shell. What do these four elements have in common? All other trademarks and copyrights are the property of their respective owners. A) It interacts only through the weak force. B) Neutrinos do not have any mass; they interact only through the weak force. an active site 4. the attraction between their respective nuclei Physical, Mixes with acetone A. Mixtures: It has both mass and space. Kinetic energy pushes the reactants to an energy level that encourages their interaction and the rearrangement of their chemical bonds. This may occur either when the temperature of the sample is rapidly increased beyond the boiling point (flash vaporization) or when a substance is "freeze-dried" by cooling it under vacuum conditions so that the water in the substance undergoes sublimation and is removed from the sample, according to the U.S. Geological Survey (opens in new tab). A. water B. sodium C. chlorine D. oxygen. Both reactions are endergonic. potassium chloride (KCl) A metal surface becomes dull because of continued abrasion. the formation of chemical bonds between the reactants impaired nerve impulse transmission 15. a phosphate group. Throughout my career my roles have always centred around people and processes. Which of the following is formed once the ions in the salt crystal have completely dissociated from one another? My responsibilities . C) They respond to the weak force but not to the electromagnetic force, which means they cannot emit light. Home / Uncategorized / which of the following is not a form of matter. If the kidneys fail to function properly, one of the direct consequences would be_________. C) Yes, and that is why clusters tend to grow in size with time. Fiverr. In fact, enzymes are completely unchanged by their catalytic role and can act again and again. 3. a structural variation in which different atoms of the same element have different numbers of neutrons. act as biological catalyst a. O3: molecular compound b. Al: atomic compound c. NH4OH: molecular compound d. H2: atomic element e. None of the above is correct. 3. Liquid boils when enough heat is added to a liquid to cause vapor bubbles to form below the surface. When broken (hydrolyzed), the high-energy phosphate bonds in the ATP molecule release the energy used to do cellular work. D) It doesn't interact with any type of baryonic matter. So we've created the antidote. an amine group A) massive objects bend light beams that are passing nearby. What is a covalent compound? the kinetic energy of the reactants BECs are also used to simulate conditions that might exist in black holes. Which element forms the second most compounds? 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? DNA. A fire consists of hot gases and plasma (matter), yet gives off light and heat (not matter). An illustration of the arrangement of molecules in a solid, liquid and gas. A glass holds H20 in three states of matter: ice (solid), water (liquid) and vapor (gas). Chemical 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. 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. Carbon iv oxide is a combination of which elements? A chemical change is defined as a change in form of a substance in which a change in the chemical composition of the substance occurs. Please read the details below on how to participate and we look forward to your participation. Adding or removing energy from matter causes a physical change as matter moves from one state to another. Lichtenstein used comic strips as subject matter because. b) Pure water. table sugar, or sucrose (C12H22O11) A The particles of matter are extremely small. Which of the binary compounds formed by the following pairs of elements are considered ionic compounds? E) the expansion of the universe. Hydrolysis refers to the breakdown of these larger molecules (polysaccharides and proteins) into smaller molecules (monosaccharides and amino acids) by the addition of water at the bonds that join them. Tertiary protein structure emerges when there is more than one peptide chain in a protein. Solid matter is composed of tightly packed particles. B) studying X-ray emission from hot gas inside the cluster Describe how an understanding of interconnectedness in ecosystems might help a health official determine how much money to allocate for the treatment of people with Lyme disease. 2. A) There are not enough neutrinos to make up all the dark matter. The attraction between the slightly negative oxygen atom of one molecule and the slightly positively charged hydrogen atom within a separate water molecule is the basis of hydrogen bond formation. C) We can observe the frictional effects of the hot gas in slowing the speeds of galaxies in the clusters. Become a Study.com member to unlock this answer! What is the primary energy-transferring molecule in cells? hydrogen. The polarity of water allows it to easily dissociate most covalently bound compounds. A) luminous matter emits white light, much like the light reflected from icebergs. D) The actual density of matter is many times higher than the critical density. hydrogen A) The temperature is always directly related to mass, which is why massive objects are always hotter than less massive objects. You can just be yourself. Which halogen can only be prepared from its fused compounds? ATP is the primary energy-transferring molecule in cells, and it provides a form of energy that is immediately usable by all body cells. How many hydrogen atoms will a single carbon atom bond with to form a stable molecule? Which of the following is NOT a fundamental subatomic unit of an element? It then emits flames and smoke. Therefore, option (C) is incorrect. D) The question is nonsensegas temperature cannot possibly tell us anything about mass. Weak acids and bases dissociate (ionize) partially and reversibly, whereas strong acids and bases dissociate completely and irreversibly. A) The cause of the acceleration is well-understood, and attributed to the particles that make up dark energy. Sulfur has an atomic number of 16. Solids have a definite shape, as well as mass and volume, and do not conform to the shape of the container in which they are placed. The swimmer's body contains a lower concentration of electrolytes (salts) compared to the freshwater lake What additional molecule is produced when fatty acids are bonded to glycerol to make a triglyceride? B) It is an unusually large cluster that has a lot of gravity. "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). Plasma is not a common state of matter here on Earth, but it may be the most common state of matter in the universe, according to the Jefferson Laboratory (opens in new tab). Which compounds are ionic and which are covalent: N2, CCl4, SiO2, AlCl3, CaCl2, LiBr? A c. of the stark simplicity and power of comic . Classify the following as elemental substances or compounds: Ammonia. The white matter connects different brain regions and helps them communicate with one another. ionic bond. Answer. 2. an amine group and a fatty acid, The presence of what group differentiates most amino acids from each other? Combining two elements to form a compound is called what? C) It is so small that it doesn't affect objects in the universe. an electrical attraction between opposite charges carbohydrates 4. Hello. is a poor solvent since few things dissolve in it. Does the temperature of an ideal gas increase, decrease, or stay the same during an increase in pressure at constant volume? In general, the matter has mass and occupies space. What is not a example of matter? 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. five. B) It interacts only through the weak force and the force of gravity. See Answer False. [{Image src='graph3847362846850881619.jpg' alt='graph' caption=''}]. calcium salts in bones. A judgment or order shall not contain a recital of the pleadings or the record of prior proceedings. C and Fe b. Na and Cl c. Al and C d. H and O. Objects that have mass and are matter may emit energy. As a polar molecule, water cannot easily dissociate inorganic compounds. Which of the following are ionic compounds? Polar covalent bonds involve the transfer of electrons from electropositive atoms to electronegative atoms. Give some examples. two triple bonds PF3 IV. Energy cannot be converted from one form to another, it can only be created or destroyed '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. B) Dark matter is present between galaxies in clusters, but not within individual galaxies. They are not types of matter, but forms of energy. Which of these terms would best classify the enzyme represented in the figure? The solid matter has a defined shape, boundaries, and fixed volumes, implying that it is not compressible. a) Ca+ b) NH4+ c) Rb+ d) K+ e) Li+. B) We are so close to these systems that we don't observe their expansion. A solid will retain its shape; the particles are not free to move around. The liquid propane in a barbecue ignites upon contact with a spark. Which of the following statements regarding energy is true? 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 3 Q In order for something to be art it must. The cargo space of a refrigerated truck whose inner dimensions are 12m2.3m3.5m12 \mathrm{~m} \times 2.3 \mathrm{~m} \times 3.5 \mathrm{~m}12m2.3m3.5m is to be precooled from 25C25^{\circ} \mathrm{C}25C to an average temperature of 5C5^{\circ} \mathrm{C}5C. They are so excited that they jump an energy level and, in doing so, give off light. C) The universe is not old enough yet for these objects to begin their expansion. bonding of amine group to acid group The conversion of potential energy into kinetic energy is an example of work Dry ice or solid carbon dioxide sublimates from a solid to a gas at temperatures of around -109.3F (-78.5 C). A. BrCH_2CH_2Cl B. ClCH_2CO_2H C. ICH_2CH_2OH D. FCH_2CH_2NH_2 E. HOCH_2\ COCl, Which of the following substances is correctly categorized? B) Planetary systems would expand and disperse. True A. For example, in January 2021, research published in the journal PNAS revealed that during the transformation between the state of liquid and solid, glass becomes a new state of matter referred to as liquid glass. a colloid Biology, 21.06.2019 18:30. carbon dioxide. Biology, 21.06.2019 20:00. All rights reserved. I'm curious. Which of the two compounds in the pair below is more basic in water? The noble gases (helium, neon, argon, krypton, xenon and radon) are often used to make glowing signs by using electricity to ionize them to the plasma state. Matter exists in three states: solid, liquid and gas. |Score 1| Janet17 |Points 46337|. RNA carries out the orders for protein synthesis issued by DNA. Solids include things like solid ice, sugar, rock, wood, etc. The average cloud weighs about a million pounds. What form of matter is made from only one type of atom a. element b. material c. compound d. molecule. No, because there would no longer be a difference in electronegativity between the oxygen and hydrogen atoms. What holds the sodium and chloride ions together in a chemical bond? What is the chemical compound of Antimony and how to produce it? A) Dark energy is the dominant form of energy in the cosmos. Answers: 2 Show answers Another question on Biology. Our experts can answer your tough homework and study questions. Which of the following best describes an isotope? NASA warns of 3 skyscraper-sized asteroids headed toward Earth this week. Autopsy series suggest a 7%-22% incidence, but clinical recognition is poor. C) measurements of how galaxy speeds away from the Milky Way have increased during the past century Air is an example of the type of matter known as gas. If you're routinely working more than 45ish hours, you're gonna get a friendly talking-to. What are compounds composed of? 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. Vaporization is the conversion of a liquid to a gas and can occur through either evaporation or boiling (opens in new tab), according to Encyclopaedia Britannica. (a) MgCl_2 (b) CaCO_3 (c) Na_2Cl. Atoms come together to form molecules, which are the building blocks for all types of matter, according to Washington State University (opens in new tab). In which of the following pairs of compounds are both members of the pair ionic compounds? The 31-year-old shared a snap taken in her bathroom to her Instagram Stories on Friday. B) power generation. You will assist the Managing Director (MD . Compared to the freshwater lake, the swimmer's body is a better conductor of an electrical current and is therefore at risk for electrical shock during an electrical storm because __________. 3. Please identify each of the following substances. A) matter that we have identified from its gravitational effects but that we cannot see in any wavelength of light B) matter that may inhabit dark areas of the cosmos where we see nothing at all C) matter consisting of black holes The four electrons contributed by the hydrogen atoms will fill the valence shell of carbon. water Which of the following is true of protein structure? A. a. K b. H2O c. Ti d. HF, Which of the elements listed below would most likely form an ionic bond when bonded to oxygen? True What is an element and what is a compound? Both reactions are exergonic. Buffers can do this because they consist of a combination of a weak acid and a corresponding weak base. You cannot hold, taste, or smell these things. The states of matter are solid, liquid, gas, or plasma. carbon What Type of Matter Is Air? dehydration synthesis; hydrolysis synthesis, Which of the following statements regarding energy is FALSE? I create, scale and optimise business opportunities that matter. Writing isn't wam, bam, and done - it's a process like any other. Sucrose is a molecule that dissolves in water but does not release ions, which are required for a solution to conduct electricity. What is the source of the activation energy in these reactions? small atoms with 6 or 6 valence electrons tend to be electronegative Which of the following pairs of elements will not form ionic compounds? Carbohydrates So, from this, we can conclude that the: Heat is NOT an example of matter. II < I < III E) all of the above. Water can form hydrogen and oxygen gas under . 15) When we speak of the large-scale structure of the universe, we mean Createyouraccount. It is a matter but not a state of matter. Predict the type of bond that would be necessary to join the oxygens to the carbon to form a stable molecule. 2. D) It is a type of energy that is associated with the "dark side" of The Force that rules the cosmos. When a solid is converted directly into a gas without going through a liquid phase, the process is known as sublimation. Is the name of the first element in the compound different from the element? All salts are ionic compounds, but not all ionic compounds are salts. What functional group pairing allows one amino acid to bond with another? If the molecules indicated by (A) are amino acids, then the line in the figure indicated by (D) is __________. is non-polar The phrase five states of matter is a term to describe everything that makes up the "stuff" in the universe anything that takes up space and has mass is matter. One carbon atom can combine with two oxygen atoms to form carbon dioxide. Many other states of matter have been created under extreme or exotic conditions. c) Al and C. d) N and O. amino acid True Physical changes can also be caused by motion and pressure, according to the Abridged Science for High School Students (opens in new tab) by H.Messel. What is the term for compounds composed only of carbon and hydrogen? Electrons are transferred from hydrogen to oxygen during the formation of an ionic bond. Which of the following items is a physical property? Non-matter includes the light from a torch, the heat from a fire, and the sound of a police siren. 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. Name each of the below as an atomic element, a molecular element, or a compound. 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. It also holds clouds aloft. phosphorus and nitrogen It is the second most common acquired central nervous system abnormality in neonates, outranked only by germinal matrix hemorrhage. 1. Would water still be a polar molecule if it were NOT in the form of a V but rather were linear like carbon dioxide? Four of these occur naturally, while others are only made fleetingly in the lab, under extreme conditions. When exposed to external stress, solids tend to keep their shape. In a solid, particles are packed tightly together so they don't move much. which of the following is not a form of matter. C) Dark matter is present in individual galaxies, but there is no evidence that it can exist between the galaxies in a cluster. Once dissociated, the sodium and chloride ions would be expected to disperse uniformly amongst the surrounding water molecules. a peptide bond Visit our corporate site (opens in new tab). Which of the following compounds contains the Mn3+ ion? Solve the IVP. I < II < III The weight of matter remains the same wherever it is located. hydrochloric acid (HCl) Two matters will be fixed going forward. A. 2. Oxygen atoms have a stronger pull on the electrons shared within a covalent bond formed between oxygen and hydrogen. copyright 2003-2023 Homework.Study.com. User: Which of the following is not a form of energy heat mechanical solar matter.