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18 Nov 2019
Which of the following equilibria would not be affected by pressure changes at constant temperature? A) CO(g) + 1/2O_2(g) CO_2(g) B) CaCO_3(s) CaO(s) + CO_2(g) C) 2H_2(g) + O_2(g) 2H_2O(l) D) 2Hg(l) + O_2(g) 2HgO(s) E) CO_2(g) + H_2(g) CO(g) + H_2O(g) For which of the following reactions are the numerical values of K_p and K_c the same? 2SO_2(g) + O_2(g) 2SO_3(g) N_2(g) + O_2(g) 2NO(g) H_2(g) + I_2(g) 2HI(g) A) 1 only B) 2 and 3 only C) 2 only D) 1 and 2 only E) 1, 2, and 3 A rate constant for a particular reaction is 0.0050 s^-1. What is the overall order of this reaction? A) 0 B) 2 C) 1 D) 4 E) 3 The half-life of a reaction is A) twice as long for a second-order reaction as it is for a first-order reaction. B) how long the reaction can run before stopping. C) the time it takes for the amount of product formed to equal half the initial amount of reactant. D) one-half of the time the reaction will take to go to completion. E) the time it takes for the reactant concentration to decrease to one-half of its initial value.
Which of the following equilibria would not be affected by pressure changes at constant temperature? A) CO(g) + 1/2O_2(g) CO_2(g) B) CaCO_3(s) CaO(s) + CO_2(g) C) 2H_2(g) + O_2(g) 2H_2O(l) D) 2Hg(l) + O_2(g) 2HgO(s) E) CO_2(g) + H_2(g) CO(g) + H_2O(g) For which of the following reactions are the numerical values of K_p and K_c the same? 2SO_2(g) + O_2(g) 2SO_3(g) N_2(g) + O_2(g) 2NO(g) H_2(g) + I_2(g) 2HI(g) A) 1 only B) 2 and 3 only C) 2 only D) 1 and 2 only E) 1, 2, and 3 A rate constant for a particular reaction is 0.0050 s^-1. What is the overall order of this reaction? A) 0 B) 2 C) 1 D) 4 E) 3 The half-life of a reaction is A) twice as long for a second-order reaction as it is for a first-order reaction. B) how long the reaction can run before stopping. C) the time it takes for the amount of product formed to equal half the initial amount of reactant. D) one-half of the time the reaction will take to go to completion. E) the time it takes for the reactant concentration to decrease to one-half of its initial value.
Trinidad TremblayLv2
18 Nov 2019