A Reaction Was Experimentally Determined to Follow the Rate Law

question 83

Multiple Choice

A reaction was experimentally determined to follow the rate law, Rate = k[A] where k = 0.15 s^-1. Starting with [A]_o = 0.225M, how many seconds will it take for [A]_t = 0.0350M

• A) 3.4 x 10^-2 s
• B) 5.3 x 10^-3 s
• C) 12 s
• D) 160 s
• E) 1.3 s

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