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CUET
Chemistry
Physical: Chemical Kinetics
The half-life of a first order reaction with k value 6.93 x 1014 s-1 is
10-15 s-1
1015 s
10-15 s
1013 s
For first order reaction,
half life time, t1/2 = \(\frac{0.693}{k}\) = \(\frac{0.693}{6.93 × 10^{14}}\) = 10-15 s