Q. Which plot gives a straight line for a first-order reaction?

कौन सा आलेख प्रथम-क्रम प्रतिक्रिया के लिए एक सीधी रेखा देता है?

A
[A] vs t
[ए] बनाम टी
B
ln[A] vs t
एलएन[ए] बनाम टी
C
1/[A] vs t
1/[ए] बनाम टी
D
[A]² vs t
[ए]² बनाम टी

Explanation

The integrated rate law for first-order reactions is:

ln[A]=ln[A]0kt\ln [A] = \ln [A]_0 - kt

Plotting ln[A]\ln [A] against time tt gives a straight line with slope k-k.

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