Chemistry - Mole Concept Question with Solution | TestHub

An element, X has the following isotopic composition

${\mathrm{ }}^{200}\mathrm{X}:\mathrm{90\%}$${\mathrm{ }}^{199}\mathrm{X}:8.0\mathrm{\%}$${\mathrm{ }}^{202}\mathrm{X}:2.0\mathrm{\%}$

The weighted average atomic mass of the naturally occurring element X is closest to