1.

For a first order reaction, rate constant is \[0.6932\,h{{r}^{-1}}\], then half-life for the reaction is               [Bihar MEE 1997]

A.                 \[0.01\,hr\]        
B.                 \[1\,hr\]
C.                 \[2\,hr\]
D.                 \[10\,hr\]
E.                 \[0.1\,hr\]
Answer» C.                 \[2\,hr\]


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