問題詳情

17. How much heat is released when 95.0 g of steam at 100.0℃ is cooled to ice at -15.0℃ ?The enthalpy of vaporization of water is 40.67 kJ/mol, the enthalpy of fusion for water is6.01 kJ/mol, the molar heat capacity of liquid water is 75.4 J/(mol .℃ ), and the molarheat capacity of ice is 36.4 J/(mol .℃ ).
(A)54.8 kJ
(B) 247 kJ
(C) 289 kJ
(D) 314 kJ

參考答案

答案:C
難度:計算中-1
書單:沒有書單,新增