A first order reaction takes 25min …
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Gaurav Seth 5 years, 2 months ago
Given that,
Time = 25 min
Percentage = 25 %
A first order reaction takes 25 minutes for 25% decomposition
We need to calculate the value of k
Using formula of k
Put the value into the formula
When 75% of the reaction will be completed.
We need to calculate the value of
Using formula for
Put the value into the formula
Hence, The time is 120.5 min.
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