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Chemistry, 16.07.2019 02:00 Thiskid100
What is the energy change if 84.0 g of calcium oxide (cao) reacts with excess water in the following reaction? cao (s) + h2o(l) yields ca(oh) 2 (s) deltah = -65.2 kj/mol 65.2 kj of heat is absorbed by the reaction. 98 kj of heat is absorbed by the reaction. 65.2 kj of heat is released by the reaction. 98 kj of heat is released by the reaction.
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