»Name the following compounds first using the prefix system, then using the stock system:»N2O»Dinitrogen monoxide; »nitrogen(I) oxide
»Find the formula mass of the following compound:»H2SO4
»98.08 amu
»Find the formula mass of the following compound:»Ca(NO3)2
»164.10 amu
»Find the molar mass of the following compound:»Ba(NO3)2
»261.35 g/mol
»How many moles of atoms of each element are there in one mole of the following compound:»Ba(NO3)2
»1 mol Ba; 2 mol N; 6 mol O
»How many moles of atoms of each element are there in one mole of the following compound:»NaNO3
»1 mol Na; 1 mol N; 3 mol O
»What is the mass in grams of 0.257 mol of calcium nitrate, Ca(NO3)2:»42.2 g
»How many moles of compound are there in 6.60g (NH4)2SO4:»0.0500 mol
»Find the percentage of water in sodium carbonate decahydrate, Na2CO3 .10H20:
»62.98% H20
»What is the empirical formula for a compound that contains 32.38% Na, 22.65% S, and 44.99% O?»Na2SO4
»Determine the molecular formula of the compound with an empirical formula of CH and a formula mass of 78.110 amu.»C6H6
»A sample of a compound with a formula mass of 34.00 amu is found to consist of 0.44g H and 6.92g O. Find its molecular formula.»H2O2
»The empirical formula for trichloroisocyanuric acid, the active ingredient in many household bleaches is OCNCl. The molar mass of this compound is 232.41 g/mol. What is the molecular formula?»O3C3N3Cl3