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Problem 20

Calculate each of the following: (a) Mass $\%$ o…

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Problem 19

Calculate each of the following quantities:
(a) Mass (g) of 8.42 mol of chromium(III) sulfate decahydrate
(b) Mass $(\mathrm{g})$ of $1.83 \times 10^{24}$ molecules of dichlorine heptoxide
(c) Amount (mol) and number of formula units in 6.2 $\mathrm{g}$ of lithium sulfate
(d) Number of lithium ions, sulfate ions, sulfur atoms, and oxygen atoms in the mass of compound in part (c)

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Chapter 3
Stoichiometry of Formulas and Equations
CHEMISTRY: The Molecular Nature of Matter and Change 2016

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