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Chemistry, 28.01.2021 20:10 eric8020

How many oxygen atoms are contained in a sample of aluminum nitrate, Al(NO3)3, with a mass of 4.285 x 10-21 g? (molar mass of Al(NO3)3 is 213 g mol-l)
a 109
b. 54
c. 9
d. 3

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How many oxygen atoms are contained in a sample of aluminum nitrate, Al(NO3)3, with a mass of 4.285...
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