# Problem: The rate constant for the reaction 2A → 4B is 6.00×10−3 L mol−1 min−1. How long will it take the concentration of A to drop from 0.75 M to 0.25 M? a) 2.2×10−3 min b) 5.5×10−3 min c) 180 min d) 440 min e) 5.0×102 min

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The rate constant for the reaction 2A → 4B is 6.00×10−3 L mol−1 min−1. How long will it take the concentration of A to drop from 0.75 M to 0.25 M?

a) 2.2×10−3 min

b) 5.5×10−3 min

c) 180 min

d) 440 min

e) 5.0×102 min

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