Answer to Question #123628 in Inorganic Chemistry for shatila

Question #123628
The initial concentration of reactant in a first-order reaction is 0.27 M. The rate constant for the reaction is 0.75 s−1. What is the concentration (in mol/L) of reactant after 1.5 seconds?
1
Expert's answer
2020-06-23T02:15:06-0400

The first order reaction law of kinetics is

Where t= time taken for the reaction seconds.

k= the rate constant

a is the initial amount of reactant

(a-x) is the amount left

mol/L

The amount of concentration left after seconds


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