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The Enthalpy Change for Converting 1

Question 79

Multiple Choice

The enthalpy change for converting 1.00 mol of ice at -25.0 °C to water at 50.0 °C is ________ kJ. The specific heats of ice, water, and steam are 2.09 J/g-K, 4.18 J/g-K, and 1.84 J/g-K, respectively. For H2O, ΔHfus = 6.01 kJ/mol, and ΔHvap = 40.67 kJ/mol.


A) 12.28
B) 6.27
C) 10.71
D) 4709
E) 8.83

Correct Answer:

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