Liquidwaterat294.26Kflowsinastraighthorizontalpipeinwhichthere is no exchange of either heat or work with the surroundings. Its velocity is 9.144 m/s in a pipe with an internal dimeter of 2.54 cm until it flows into a section where the pipe dimeter of 2.54 cm until it flows into a section where the pipe dimeter abruptly increases. What does the enthalpy change of the water if the downstream dimeter is 3.81 cm?