A rigid container of volume 1 m3 contains 1613 kg of h2o of

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A rigid container of volume 1 m^3 contains 16.13 kg of H2O of an unknown phase. The pressure of the H2O is initially 7 bar.

a) Is there any liquid present initially?

b) How much heat must be added to increase the pressure to 4 MPa?

c) What is the new Temperature?

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