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Required information

Problem $04\mathrm{.}084$E $-$ Change of energy of liquid water

The state of liquid water is changed from $90\mathrm{.}0$ psia and $50F$ to $2000$ psia and $100F.$ Use data from

appropriate tables.

Problem $04\mathrm{.}084$E$.$a $-$ Change of energy of liquid water

Determine the change in the internal energy and enthalpy of water using Equation $4-38.$

The change in the internal energy of water is

Btu$/$lbm$.$

The change in the enthalpy of water is

Btu$/$lbm$.($Round the final answer to three decimal places.$)$

Problem $04\mathrm{.}084$E$.$b $-$ Change of energy of liquid water

Determine the change in the internal energy and enthalpy of water on the basis of the incompressible substance approximation and

property tables. $($Round the final answer to two decimal places.$)$

The change in the internal energy of water is

Btu$/$lbm$.$

The change in the enthalpy of water is

Btu$/$lbm$.$

Problem $04\mathrm{.}084$E$.$c $-$ Change of energy of liquid water

Determine the change in the internal energy and enthalpy of water on the basis of the specific$-$heat model.

The change in the internal energy of water is

Btu$/$lbm$.$

The change in the enthalpy of water is

Btu$/$lbm$.$