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Pumping a hydrochloric acid solution (Fig. 7A.2). A dilute HC1 solution of constant density and viscosity (p = 62.4 lb,/ft3, p = 1 cp) is to be pumped from tank 1 to tank 2 with no overall change in elevation. The pressures in the gas spaces of the two tanks are pl = 1 atm and p, = 4 atm. The pipe radius is 2 in. and the Reynolds number is 7.11 X lo4. The average velocity in the pipe is to be 2.30 ft/s. What power must be delivered by the pump
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