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Unformatted text preview: pressure of 1.0 atm and a temperature of 298 K. 1) Calcium carbonate decomposes at high temperatures to form carbon dioxide and calcium oxide: CaCO 3(s) CO 2(g) + CaO (s) How many grams of calcium carbonate will I need to form 3.45 liters of carbon dioxide? 14.1 grams 2) Ethylene burns in oxygen to form carbon dioxide and water vapor: C 2 H 4(g) + 3 O 2(g) 2 CO 2(g) + 2 H 2 O (g) How many liters of water can be formed if 1.25 liters of ethylene are consumed in this reaction? 2.50 liters 3) When chlorine is added to acetylene, 1,1,2,2-tetrachloroethane is formed: 2 Cl 2(g) + C 2 H 2(g) C 2 H 2 Cl 4(l) How many liters of chlorine will be needed to make 75.0 grams of C 2 H 2 Cl 4 ? 21.8 L For chemistry help, visit www.chemfiesta.com 2003 Cavalcade Publishing All Rights Reserved...
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- Fall '09