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Multiple Choice. Bubble in the correct letter on your scantron. 1. Which point as labeled by...
write the letter correspo statements on your Scantron of the Scantron card. responding to the best...
write the letter correspo statements on your Scantron of the Scantron card. responding to the best answer to each of the on card. Erased answers must be rewritten on the bottom ngit pe 1. contains Hg atoms. What is the volume of 200g of mercury vapor at B22 Mercury vapor contai K and 0.500 atm? a. 135 L 822 L 329 L 672 L none of these b. c. d. 2. How many moles of ny moles of O, (g)...
Multiple choice. Circle the best answer and bubble it in on your scantron. 1. 1) The...
Multiple choice. Circle the best answer and bubble it in on your scantron. 1. 1) The combination of a carbonyl group and a hydroxyl group on the same carbon atom is called a group A) carbamate dB) carbonate C) urethane carboxyl E) carboxylate 2. What is the common name for the following compound? OH HO A) Y-hydroxyvaleric acid acid B) Y-hydroxypentanoic acid C) Y-hydroxy-y-methylbutyric D) 5-hydroxyvaleric acid E) correct answer not listed. Based on the inductive effect on, which of...
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1)...
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the corect equilibrium constant expression for the following reaction? coag) + 2H2o@ ilag) + 202(g) b PCH, Po, b. K. d. e. none of the above 2) Use the equilibrium constants for the following reactions K1 -2.4 x 100 K2 24 x 1012 to determine the equilibrium constant for the reaction below. d 1.7 x 10 43 b. 1.0× 10-18 c5.8 x1018...
3. Which point as labeled by an asterisk (*) on the following energy profile is the...
3. Which point as labeled by an asterisk (*) on the following energy profile is the transit Energy 6. Which of the following is true for a chemical reaction at equilibrium regarding the concentration of reactants? They will not change because there are no more products. b. They will not change because the limiting reagent is gone. They will not change because this is a constant for each reaction. d. They will not change because the forward and reverse rates...
Help!! MULTIPLE CHOICE: (1.25 pt each) Mark the best answer on THE FRONT of your scantron...
Help!!
MULTIPLE CHOICE: (1.25 pt each) Mark the best answer on THE FRONT of your scantron form. 1. Which of the following is TRUE regarding sunlight and climate? a. The input of solar energy drives the wind currents, but not the ocean currents. b. The input of solar energy drives the wind currents and the ocean currents. c. The input of solar energy drives the ocean currents, but not wind currents. d. More solar energy is absorbed as heat by...
Multiple Choice: Fill in circle on Scantron sheet with pencil. 1. Which of the following anions...
Multiple Choice: Fill in circle on Scantron sheet with pencil. 1. Which of the following anions is the best leaving group? A. NH2 B. CI C. CH3 D. OH E.H 2. Which of the following statements is (are) true about an SN2 reaction? A. The reaction is fastest with 1° halides. B. The reaction follows second-order kinetics. C. Changing the identity of the leaving group changes the rate of the reaction. D. Statements (The reaction is fastest with 1° halides)...
Multiple choice questions: 1. Which of the following is NOT a requirement for the reaction to...
Multiple choice questions: 1. Which of the following is NOT a requirement for the reaction to happen between two molecules a. Collide with each other b. Require minimum amount of energy c. Proper orientation d. Contain H atom 2. Which of the following does NOT affect the rate of reaction: a. Change in temperature b. Change in reactant concentration c. Addition of catalyst d. Change in pH e. Change in height 3. HNO:/NO, is the acid and conjugate base pair....
(1) Consider SO2 (g) + 2H2S(g) = 3(g) + 2H2O(1) AH : (i) SO2 (g) =...
(1) Consider SO2 (g) + 2H2S(g) = 3(g) + 2H2O(1) AH : (i) SO2 (g) = -296.8 KJ/mol (ii) H2S (g) = -20.4 KJ/mol (iii) H20 (1) = -285.84 KJ/mol AH for the above reaction is: (a) 234.08 KJ (b)-234.08 KJ (c) 31.36 kJ (d) -31.36 KJ (e) None (2) The above reaction is (a) Endothermic (b) Exothermic (c) entropic (3) in k = Ae Ea/RT, Ea is (a) Activation Energy (b) 8.314 J/mol.K (c) Rate constant (4) In a...
rele the best answer and mark on the Scantron card.- Four points each. 100 ponts 1)...
rele the best answer and mark on the Scantron card.- Four points each. 100 ponts 1) Determine the percent yield of a reaction that produces 28.65 g of Fe when 50.00 g of Fez03 react 1) with excess Al according to the following reaction. FezO3(s)+2 Al(s) - Al2O3(s)+2 Fe(s) A) 81.93 % B) 57.30 % C) 20.02 % D) 28.65 % E) 61.03 % 2) Sodium metal reacts with water to produce hydrogen gas and sodium hydroxide according to the...
MULTIPLE CHOICE. Cether of the core circled, and one of which is correct half credit will...
MULTIPLE CHOICE. Cether of the core circled, and one of which is correct half credit will be given 12 circled, and CHOICE. Circle the and 1. Which of the following statements concerning mis on A) A system that is disturbed from an gurumo responds in a to restore equilibrium B) Equilibrium in molecular systems is dynamic with two opposing process balancing one another ) The value of the equilibrium constant for a diven reaction mode is the same regardless of...
write the letter correspo statements on your Scantron of the Scantron card. responding to the best answer to each of the on card. Erased answers must be rewritten on the bottom ngit pe 1. contains Hg atoms. What is the volume of 200g of mercury vapor at B22 Mercury vapor contai K and 0.500 atm? a. 135 L 822 L 329 L 672 L none of these b. c. d. 2. How many moles of ny moles of O, (g)...
Multiple choice. Circle the best answer and bubble it in on your scantron. 1. 1) The combination of a carbonyl group and a hydroxyl group on the same carbon atom is called a group A) carbamate dB) carbonate C) urethane carboxyl E) carboxylate 2. What is the common name for the following compound? OH HO A) Y-hydroxyvaleric acid acid B) Y-hydroxypentanoic acid C) Y-hydroxy-y-methylbutyric D) 5-hydroxyvaleric acid E) correct answer not listed. Based on the inductive effect on, which of...
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is the corect equilibrium constant expression for the following reaction? coag) + 2H2o@ ilag) + 202(g) b PCH, Po, b. K. d. e. none of the above 2) Use the equilibrium constants for the following reactions K1 -2.4 x 100 K2 24 x 1012 to determine the equilibrium constant for the reaction below. d 1.7 x 10 43 b. 1.0× 10-18 c5.8 x1018...
3. Which point as labeled by an asterisk (*) on the following energy profile is the transit Energy 6. Which of the following is true for a chemical reaction at equilibrium regarding the concentration of reactants? They will not change because there are no more products. b. They will not change because the limiting reagent is gone. They will not change because this is a constant for each reaction. d. They will not change because the forward and reverse rates...
Help!!
MULTIPLE CHOICE: (1.25 pt each) Mark the best answer on THE FRONT of your scantron form. 1. Which of the following is TRUE regarding sunlight and climate? a. The input of solar energy drives the wind currents, but not the ocean currents. b. The input of solar energy drives the wind currents and the ocean currents. c. The input of solar energy drives the ocean currents, but not wind currents. d. More solar energy is absorbed as heat by...
Multiple Choice: Fill in circle on Scantron sheet with pencil. 1. Which of the following anions is the best leaving group? A. NH2 B. CI C. CH3 D. OH E.H 2. Which of the following statements is (are) true about an SN2 reaction? A. The reaction is fastest with 1° halides. B. The reaction follows second-order kinetics. C. Changing the identity of the leaving group changes the rate of the reaction. D. Statements (The reaction is fastest with 1° halides)...
Multiple choice questions: 1. Which of the following is NOT a requirement for the reaction to happen between two molecules a. Collide with each other b. Require minimum amount of energy c. Proper orientation d. Contain H atom 2. Which of the following does NOT affect the rate of reaction: a. Change in temperature b. Change in reactant concentration c. Addition of catalyst d. Change in pH e. Change in height 3. HNO:/NO, is the acid and conjugate base pair....
(1) Consider SO2 (g) + 2H2S(g) = 3(g) + 2H2O(1) AH : (i) SO2 (g) = -296.8 KJ/mol (ii) H2S (g) = -20.4 KJ/mol (iii) H20 (1) = -285.84 KJ/mol AH for the above reaction is: (a) 234.08 KJ (b)-234.08 KJ (c) 31.36 kJ (d) -31.36 KJ (e) None (2) The above reaction is (a) Endothermic (b) Exothermic (c) entropic (3) in k = Ae Ea/RT, Ea is (a) Activation Energy (b) 8.314 J/mol.K (c) Rate constant (4) In a...
rele the best answer and mark on the Scantron card.- Four points each. 100 ponts 1) Determine the percent yield of a reaction that produces 28.65 g of Fe when 50.00 g of Fez03 react 1) with excess Al according to the following reaction. FezO3(s)+2 Al(s) - Al2O3(s)+2 Fe(s) A) 81.93 % B) 57.30 % C) 20.02 % D) 28.65 % E) 61.03 % 2) Sodium metal reacts with water to produce hydrogen gas and sodium hydroxide according to the...
MULTIPLE CHOICE. Cether of the core circled, and one of which is correct half credit will be given 12 circled, and CHOICE. Circle the and 1. Which of the following statements concerning mis on A) A system that is disturbed from an gurumo responds in a to restore equilibrium B) Equilibrium in molecular systems is dynamic with two opposing process balancing one another ) The value of the equilibrium constant for a diven reaction mode is the same regardless of...
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