Question: 8. The first-order reaction A B, has k = 8.00 s-1. If [A] = 0.500 M, how long will it take [A] = 0.200 M

8. The first-order reaction A B, has k = 8.00 s-1. If [A] = 0.500 M, how long will it take [A] = 0.200 M

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