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A Chemical Reaction That Is First Order in X Is ×\times

Question 90

Multiple Choice

A chemical reaction that is first order in X is observed to have a rate constant of 1.7 ×\times 10-2s-1.If the initial concentration of X is 1.0 M,what is the concentration of X after 190 s?


A) 25 M
B) 0.68 M
C) 0.24 M
D) 0.96 M
E) 0.040 M

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