...solve it for me? Calculate each of the following quantities.
(a) mass in kilograms of 3.2 1020 molecules of NO2
(b) moles of Cl atoms in 0.0404 g C2H4Cl2
(c) number of H - ions in 5.72 g SrH2
(d) mass in grams of 4.28 mol chromium(III) sulfate decahydrate
(e) mass in grams of 9.15 1024 molecules of dichlorine heptaoxide
(f) number of moles and formula units in 58.1 g lithium sulfate
moles
(a) mass in kilograms of 3.2 1020 molecules of NO2
(b) moles of Cl atoms in 0.0404 g C2H4Cl2
(c) number of H - ions in 5.72 g SrH2
(d) mass in grams of 4.28 mol chromium(III) sulfate decahydrate
(e) mass in grams of 9.15 1024 molecules of dichlorine heptaoxide
(f) number of moles and formula units in 58.1 g lithium sulfate
moles