1. the molar mass of Ba(NO3) is
2. consider the following reaction; 3 NO2 + H2O-2HNO3 + NO. what volume of water is needed to produce 2.00 kg of HNO3? (the density of water= 1.00 g/ml)
3. the number of hydrogen atoms in 25 g of C6H1206 is
4. how many moles are contained in 2.54 g Cu
5. the number of molecules in 16.0 grams of methane, CH4, is the same as that in how many grams of water
6. if 20.0 of fe2(SO4)3 is mixed with 20.0g of Ba(OH)2, the limiting reactant is Fe2(SO4)3+ 3Ba(OH)2-3 BaSO4+2Fe(OH)3
7. what is the mass of 4.53 mol of Na2SO4