Which of the following represents the variations in the pOH of pure water under the same conditions? (answer choices are graphs) A (matches the graph given in the question) 8.1 #3: H2O (l)+H2O (l)⇄H3O+ (aq)+OH− (aq) At 5.0°C, the value of Kw for the equilibrium shown above is 1.9×10−15 and the value of pKw is 14.73.A. When the concentration of H+ ions is increased, the solubility of Cu (OH)2 increases. Shown above are a chemical equation that represents the dissolution of PbBr2 in pure water, a table of the changes in some thermodynamic properties for the process, and a particle diagram.A) Cracks in the basement foundation. Which of the following best describes the efficiency of dry scrubbers at removing particles that are less than 2 micrometers in diameter? D) Dry scrubbers are less than 10% efficient at removing particles less than 1μm in size.College Board; unit 6 progress check: MCQ. 5.0 (2 reviews) Get a hint. 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The following passage is excerpted from a scholarly book published by two American professors of education in the 2010s. The authors' description of the video in the first paragraph serves primarily to. Click the card to flip 👆. B. illustrate a particular perspective on the importance of learning to code.AP Chemistry — Unit 6 Progress Check: MCQ. 24 terms. asappalex8. Preview. AP CHEM UNIT 7 MCQ. 13 terms. Ben_Etheridge1704. Preview. IR Stretching Frequencies correlated with functional groups . 12 terms. Payton_Pschesang. Preview. Chemistry Chapter 17 Vocabulary. 23 terms. Memes4546.Correct. When CFCs rise into the stratosphere, ultraviolet (UV) light breaks carbon-chlorine bonds in CFCs, releasing chlorine (Cl) atoms. The Cl atoms reacts with ozone (O3), breaking the O3 molecules apart. The stratospheric ozone layer benefits life on Earth by. 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Step 1: N2O5→NO2+NO3 (slow) Step 2: NO2+NO3→NO2+NO+O2 (fast) Step 3: NO+N2O5→3 NO2 (fast) A proposed reaction mechanism for the decomposition of N2O5 (g) is shown above.The chemical equation for the overall reaction is 2 H2O2→2 H2O+O2 , and the rate law for elementary step 1 is rate=k [H2O2] [I−] . Step 1: N2O5→NO2+NO3 (slow) Step 2: NO2+NO3→NO2+NO+O2 (fast) Step 3: NO+N2O5→3 NO2 (fast) A proposed reaction mechanism for the decomposition of N2O5 (g) is shown above.A) The total pressure of the gases in the mixture is the sum of the initial pressures of oxygen gas and nitrogen gas because pressure only depends on the total amount of gas when volume and temperature are held constant. The diagrams above use arrows to represent the speed of a gas particle.AP Psych: Unit 9 Progress Check. Shelly fully expected to win her debate tournament, but she lost. She then spent many hours reviewing the debate to figure out why the outcome occurred. Shelly is engaged in. A) social identification. 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