Calculate the Energy in the Form of Heat (In KJ)required

question 23

Multiple Choice

Calculate the energy in the form of heat (in kJ) required to convert 325 grams of liquid water at 20.0 °C to steam at 115 °C.Assume that no energy in the form of heat is transferred to the environment.(Heat of fusion = 333 J/g; heat of vaporization = 2256 J/g; specific heat capacities: liquid water = 4.184 J/g⋅K,steam = 1.92 J/g⋅K)

• A) 129 kJ
• B) 121 kJ
• C) 851 kJ
• D) 914 kJ
• E) 735 kJ

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