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Endothermic and Exothermic Processes Practice Test
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Q1
When 1.0 mol of calcium chloride, $\text{CaCl}_2(s)$, is added to water and stirred, the beaker becomes noticeably warm to the touch. Assuming pressure is constant, which statement best describes the process and the sign of $\Delta H$ for dissolving $\text{CaCl}_2(s)$?
When 1.0 mol of calcium chloride, $\text{CaCl}_2(s)$, is added to water and stirred, the beaker becomes noticeably warm to the touch. Assuming pressure is constant, which statement best describes the process and the sign of $\Delta H$ for dissolving $\text{CaCl}_2(s)$?