For a first-order reaction, after 230s, 33% of the reactants remain. Calculate the rate constant for...

Question

Question

For a first-order reaction, after 230s, 33% of the reactants remain. Calculate the rate constant for the reaction.

Please show me how to work it out, Thank you!

science chemistry

Answer 1

Answer #1

Integrated form of first-order rate law:

ln A = -kt + ln A_o

ln 0.33 = - (k) (230. s) + ln 1.00

k = 4.8203 x 10^-03 s^-1

Answer 2

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