?

AP® Chemistry

Free Version

Upgrade subject to access all content

Easy

Average Atomic Mass

APCHEM-8GMURR

Created for Albert.io. Copyright 2016. All rights reserved.

Analyze the mass spectrum graph.

Which of the following is the average atomic mass of the unknown element?

A

10.2 amu

B

10.5 amu

C

10.8 amu

D

11.0 amu