(a) What is the mass, in grams, of 0.0714 mol of iron(III) sulfate?
(b) How many moles of ammonium ions are in 8.776 g of ammonium carbonate?
(c) What is the mass, in grams, of molecules of aspirin,
(d) What is the molar mass of diazepam (Valium) if 0.05570 mol weighs 15.86 g?
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