You have 1.50 kg of water at 28.0°C in an insulated container with negligible mass. You add 0.600 kg of ice, initially at -22.0°C, is added. Assume that no heat is exchanged with the environment. a. What is the equilibrium temperature of the system? b. Is all the ice melted? If not, how much is not? c. What is the entropy change of the system up to equilibrium?

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