If bromine atom is available in the form of two isotopes (49.7%) and (50.3%)

CHEMISTRY · Subjective · A Level · Chemistry · Atomic structure · Atomic structure

Problem

If bromine atom is available in the form of two isotopes

{}_{35}\text{Br}^{79}

(49.7%) and

{}_{35}\text{Br}^{81}

(50.3%), calculate the average atomic mass of bromine atom.