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. \[10\,hr\]
Answer» C. \[2\,hr\]


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