[" In the first order reaction,the concentration of the "],[" reactants is reduced to "25%" in one hour.The half "],[" life period of the reaction is: "]

In a first order reaction, the concentration of the reactants is reduced to 25% in one hour. The half-life periof of the reactions is

In a first order reaction, the concentration of the reactants is reduced to 25% in one hour. The half-life periof of the reactions is

In the first order reaction, the concentration of the reactant is reduced to 12.5% in one hour. The half-life period of the reaction is:

In a first-order reaction, the concentration of the reactant is reduced to 12.5% in one hour. Calculate its half-life.

In a first order reaction , the concentration of the reactant is reduced to 12.5% in one hour. When was it half completed ?

In a first order reaction , the concentration of the reactant is reduced to 12.5% in one hour when was is reduced to 12.5 % in one hour . When was it half completed ?