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The half time of a zero order is 100 min how long will it take for 90% of the reaction to complete

The half time of a zero order is 100 min how long will it take for 90% of the reaction to complete

Grade:12

1 Answers

Vikas TU
14149 Points
6 years ago
Half time formulae for the zero order reaction is:
t1/2 = [A0]/2k where [A0] is the initial concentration.
Hence given,
100 = [A0]/2k.........(1)
To complete 90% of the cocntrn.
[A0] – [A] = kt
t = ([A0] – 0.1[A0])/k => 0.9[A0]/k
From the eqn.1 we get,
t = 0.9*200 => 180 minutes.

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