Question

Name of reaction 30 40 mint reaction

Answer 1

Answer:

for the 1st order

Explanation:

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Answer 2

Explanation:

Let a M be the initial concentration.After40 minutes, the concentration is a -30 a / 100 = 0.70a.

K=2.303/ t log [ A]•/ [A]

zK=2.303/40 log a/ 0.70a

K= 8.92x 10 aquapower -3 min

The half life period,t 1/2=0.693/K=0.693/8.92x10 aquapower -3/ min= 77.7min.

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