Question
A 49 g ice cube at -69°C is placed in a lake whose temperature is 32°C....
A 49 g ice cube at -69°C is placed in a lake whose temperature is 32°C. Calculate the change in entropy of the cube-lake system as the ice cube comes to thermal equilibrium with the lake. The specific heat of ice is 2220 J/kg·K. (Hint: Will the ice cube affect the temperature of the lake?)
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