Chemistry, 19.01.2022 21:10 briannagiddens
A sample of crushed rock is found to have 4.81 x1021 atoms of gold, how many moles of gold are present in this sample?
7.99 x 10^-3 moles
1.57 x10^-1 moles
1.25 x 10^3 moles
2.47 x10^5 moles
Answers: 2
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