# Question 2.6: Calculate ΔU and ΔH for 1 kg of water when it is vaporized a...

Calculate ΔU and ΔH for 1 kg of water when it is vaporized at a constant temperature of 100°C and a constant pressure of 101.33 kPa. The specific volumes of liquid and vapor water at these conditions are 0.00104 and 1673 m^3·kg^{−1}, respectively. For this change, heat in the atexmount of 2256.9 kJ is added to the water.

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