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1. The rate constant for a certain reaction is k=3.70x10-3 s-1. If the initial reactant concentration...

1. The rate constant for a certain reaction is k=3.70x10-3 s-1. If the initial reactant concentration was 0.400 M, what will the concentration be after 3.00 minutes?

2. A zero-orderreaction has a constant rate of 3.30x10-4 M/s. If after 80.0 seconds the concentration has dropped to 8.00x20-2 M, what was the initial concentration?
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