Chemistry Isotopes Solution: Gallium has two naturally occurring isotopes with ...

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Solution: Gallium has two naturally occurring isotopes with the following masses and natural abundances: Part ACalculate the atomic mass of gallium. Express your answer using five significant figures.

Problem

Gallium has two naturally occurring isotopes with the following masses and natural abundances: 

Part A

Calculate the atomic mass of gallium. 

Express your answer using five significant figures.

Solution

The atomic masses atoms with isotopes can be calculated by getting the weighted average of each isotope

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