Chapter 7.1, Problem 3PP

Calculate each of the following:
a. number of C atoms in 0.500 mol of C
b. number of $S{O}_2$ molecules in 1.28 mol of $S{O}_2$
c. moles of Fe in $5.22\times \text{1}{0}^{22}$ atoms of Fe
d. moles of $C_2{H}_{6}O$ in $8.50\times \text{1}{0}^{24}$ molecules of $C_2{H}_{6}O$