Diddy4ever Diddy4ever

27-01-2017
Chemistry

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how to find the average atomic mass

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animegirl1 animegirl1

27-01-2017

The chlorine isotope with 18 neutrons has an abundance of 0.7577 and a mass number of 35 amu. To calculate the average atomic mass, multiply the fraction by the mass number for each isotope, then add them together.
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