Using the average atomic masses given inside
the front cover of the text, calculate the number
of moles of each substance contained in the
following masses.
a. 2.01 x 10-2 g of silver
b. 45.2 mg of ammonium sulfide
C. 61.7 ug of uranium
d. 5.23 kg of sulfur dioxide
e. 272 g of iron(III) nitrate
f. 12.7 mg of iron(II) sulfate
g. 6.91 x 103 g of lithium hydroxide