Average Atomic Mass and Percent Abundance

Average Atomic Mass

Were you able to think of the steps required to calculate the average mass of a jar of jellybeans? How will calculating the average mass of a beaker full of jellybeans help you with chemistry? View this presentation to learn how to calculate the average atomic mass of an element, beginning with the jellybean example.

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Average Atomic Mass Review

Calculating atomic mass is simple as long as you follow the steps you just learned. It is time to review your knowledge to make sure you have mastered the proper steps needed in this calculation. In this non-graded activity, read the question and complete the necessary calculations. Then, enter your answer in the blank provided, and click SUBMIT to check your response. Click the interactivity thumbnail, and then click NEXT to get started.