What is the final temperature

Reference no: EM131014788

1. A rigid vessel contains 5 kg of saturated liquid water and 0.5 kg of saturated vapor at 10 kPa. What amount of heat must be transferred to the system to evaporate all the liquid?

2. Consider the cooling of a glass of tap water by the addition of ice. The glass contains 400 ml of tap water at room temperature, to which 100 gm of ice is added. Assume the glass is adiabatic and that thermal equilibrium is obtained. The ice is originally at 210°C when removed from the freezer and put in the glass. For ice, Dhfus 5 26.0 3kJ/mol 4.

(a) What is the final temperature?

(b) What % of the cooling is achieved by latent heat (the melting of ice)?

Reference no: EM131014788

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