1.

The rate of a first order reaction is \[1.5\times {{10}^{-2}}\ mol{{L}^{-1}}\ {{\min }^{-1}}\]at 0.5 M concentration of the reactant. The half life of the reaction is  [CBSE PMT 2004]

A.                 8.73 min              
B.                 7.53 min
C.                 0.383 min            
D.                 23.1 min
Answer» E.


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