1.

In the first order reaction the concentration of reactant decreases from 0.6 M to 0.3 M in 30 minutes. The time taken for the concentration to change from 0.1 M to 0.025 M: (a) 60 min (b) 30 min (c) 15 min (d) 50 min

Answer» C is the correct answerExplanation:hope it's HELP you THANK you


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