In a first-order reaction

CHEMISTRY · Single correct · CBSE · Chemistry · Chemical Kinetics · Chemical Kinetics

Problem

In a first-order reaction, the reacting substance has a half-life period of

10

minutes. What fraction of the substance will be left after the reaction has occurred for one hour? (a)

\frac16

of the initial concentration (b)

\frac1{64}

of the initial concentration (c)

\frac1{12}

of the initial concentration (d)

\frac1{32}

of the initial concentration