Question

Calcium oxide (quicklime) reacts with water to produce calcium hydroxide (slaked lime).
CaO(s) + H2O(l) Ca(OH)2(s) ÄH = -65.2 kJ

The heat released by this reaction is sufficient to ignite paper. How much heat is released when 29.0 g of calcium oxide reacts?
Ms. Sue
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-261.15
.285.83
-310.12

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