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2 Ca + O2 → 2 CaO mol Ca = mol O2 2 Ca + O2 → 2 CaO mol Ca = mol CaO mol CaO = 2 Ca + O2 → 2 CaO mol O2 1 mol Ca = 1 mol CaO = 1 mol O2 = Find the Molar Mass 32.0 ? 40.1 ? 56.1 ? g O2 g Ca g CaO 2 Al + 3 Cl2 →2 AlCl3 mol Al = mol Cl2 2 Al + 3 Cl2 →2 AlCl3 mol Al = mol AlCl3 2 Al + 3 Cl2 →2 AlCl3 mol Cl2 = mol AlCl3 1 mol Al = 1 mol Cl2 = 1 mol AlCl3 = 2 Al + 3 Cl2 →2 AlCl3 27.0 ? 70.9 ? 133.5 ? g Al g Cl2 g AlCl3 How many moles in 24.3 grams of Magnesium? How many grams in one mole of Calcium? How many moles in 28.1 grams of Silicon? How many grams are in one mole of water? How many grams in one mole of Sulfur Hexafluoride? How many grams in one mole of Gold? 146.1 ? 197 ? 40.1 ? 18.0 ? g g mol 1 ? g g mol mol K = mol Cl2 = mol K = mol KCl mol Cl2 2 K + Cl2 →2 KCl mol KCl 1 mol K = 1 mol Cl2 = 1 mol KCl = 39.1 ? 70.9 ? 74.6 ? g K g Cl2 g KCl |