A freezer is usedto freeze 3.0 L of water completelyinto ice. The water and the

Question

A freezer is usedto freeze 3.0 L of water completelyinto ice. The water and the freezer remain at a constanttemperature of T = 0°C. A freezer is usedto freeze 3.0 L of water completelyinto ice. The water and the freezer remain at a constanttemperature of T = 0°C. A freezer is usedto freeze 3.0 L of water completelyinto ice. The water and the freezer remain at a constanttemperature of T = 0°C. A freezer is usedto freeze 3.0 L of water completelyinto ice. The water and the freezer remain at a constanttemperature of T = 0°C. A freezer is usedto freeze 3.0 L of water completelyinto ice. The water and the freezer remain at a constanttemperature of T = 0°C.

Explanation / Answer

a)
Q= mCf = 3000 x 334 = 1002 kJ S= Q/T= 334 kJ / 273 K = 3670 J/K
(b)
Q=- 1002kJ / 273K S= - 3670 J/K

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