1.

The half life period of first order reaction is 15 min. Its rate constant will be equal to ___________

A. 0.0462 min<sup>-1</sup>
B. 0.462 min<sup>-1</sup>
C. 0.00462 min<sup>-1</sup>
D. 0.562 min<sup>-1</sup>
Answer» B. 0.462 min<sup>-1</sup>


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