Question

The half-life of a first-order drug degradation reaction is 48hrs. Calculate the rate constant.
Thx!!!
bobpursley
The half-life of a reaction is the time required for the reactant concentration to decrease to one-half its initial value. The half-life of a first-order reaction is a constant that is related to the rate constant for the reaction: t1/2 = 0.693/k.

rate constant= .693/48

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