2. Calcium carbide, CaC2, is the raw material for the production of acetylene (used in welding torches). Calcium carbide is produced by reacting calcium oxide with carbon. Carbon monoxide is also produced in this reaction. When one mole of calcium carbide is formed, 464.8 kJ is absorbed (a) Write a thermochemical equation for this reaction. (b) Is the reaction exothermic or endothermic?
2. Calcium carbide, CaC2, is the raw material for the production of acetylene (used in welding torches). Calcium carbide is produced by reacting calcium oxide with carbon. Carbon monoxide is also produced in this reaction. When one mole of calcium carbide is formed, 464.8 kJ is absorbed (a) Write a thermochemical equation for this reaction. (b) Is the reaction exothermic or endothermic?
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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2. Calcium carbide, CaC2, is the raw material for the production of acetylene (used in welding torches). Calcium carbide is produced by reacting calcium oxide with carbon. Carbon monoxide is also produced in this reaction. When one mole of calcium carbide is formed, 464.8 kJ is absorbed
(a) Write a thermochemical equation for this reaction.
(b) Is the reaction exothermic or endothermic?
(c) What is ΔH when 1.00 g of CaC2(s) is formed?
(d) How many grams of carbon must react to produce 3.03x103 kJ of heat?
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