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, ΔH_fus = 6.01 kJ/mol, and ΔH_vap = 40.67 kJ/mol.

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

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