8.
Isotope
Cr-50
Cr-52
Cr-53
Cr-54
fractional abundance
4.35%
83.8%
9.5%
2.35%
Average atomic mass of chromium =
![8 Isotope Cr50 Cr52 Cr53 Cr54 fractional abundance 435 838 95 235 Average atomic mass of chromium class=](https://us-static.z-dn.net/files/dde/39cdd32408d02e5ba746ad90cf891a78.png)