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How many atoms of oxygen are contained in 47.6 g of Al2(CO3)3? The molar mass of Al2(CO3)3 is 233.99 g/mol.

2007-09-27 15:34:33 · 1 answers · asked by Giulio M 5 in Science & Mathematics ➔ Chemistry

1 answers

First find out how many moles of Al2(CO3)3 there are and then multiply by the number of atoms of oxygen in each Al2(CO3)3.

Hint: mass / molar mass gives the number of moles.

Hint #2: There are 9 atoms of oxygen per Al2(CO3)3

Good luck!

2007-09-28 06:56:59 · answer #1 · answered by Rush is a band 7 · 0⤊ 0⤋