Chapter 4, Problem 108E

Determine the number of protons and neutrons in each isotope of chromium and use the listed natural abundances and masses to calculate its atomic mass.

$\text{Cr-50 4}\text{.345}\%\text{ 49}\text{.9460 amu}$

$\text{Cr-52 83}\text{.79}\%\text{ 51}\text{.9405 amu}$

$\text{Cr-53 9}\text{.50}\%\text{ 52}\text{.9407 amu}$

$\text{Cr-54 2}\text{.365}\%\text{ 53}\text{.9389 amu}$