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For a first order reaction, tav (average life time), t50% and t75% are in the order: 

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in Chemistry by (54.1k points)

For a first order reaction, tav (average life time), t50% and t75% are in the order: 

a. t50 < tav < t75 

b. t50 < t75 < tav 

c. tav < t50 < t75 

d. tav = t50 < t75

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1 Answer

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by (56.9k points)

Correct option is a. t50 < tav < t75 

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