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, time is 100 min thus, putting the values to calculate number of reactant at time 100 min,![0.03466 min^{-1}=\frac{2.303}{100 min}log\frac{[10^{20}]}{A_{t}}](/tpl/images/0071/4315/f70c9.png)
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Afirst-order reaction has a half-life of 20.0 minutes. starting with 1.00 × 1020 molecules of reacta...
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