1. How much water is necessary to slake the quicklime obtained from 10 tons of pure limestone? (Molar masses: Ca:40, Mg:24, C:12, O:16, S:32, H:1 all in g/mol) Solution - CaCO3:40+12+316=100g/mol - CaO:40+16=56g/mol - H2O:21+16=18g/mol CaCO3900CCaO+CO2}10010106=105 moles of CaCO3 and CaO CaO+H2OCa(OH)2+ Heat }10518=1800kg 1800kg water is necessary to slake the quicklime obtained from 10 tons of pure limestone