Chemistry
Chemistry, 06.11.2020 19:10, kayleetweedy1

A sample of lead is found to contain three isotopes: 23.5% of the sample has a mass of 204 amu, 24.1% has a mass of 207 amu, and the remainder has a mass of 208 amu. What
is the average atomic mass of lead?
0 206.3 amu
207.2 amu
O 82.0 amu
0 206.8 amu

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A sample of lead is found to contain three isotopes: 23.5% of the sample has a mass of 204 amu, 24....

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