Question

A centrifugal pump in the chemical plant that you work on has a maximum pressure rating of 65kPa. It is used to pump benzene at 20 °C from a storage

tank to an open reactor on the second floor, 3 m above the pump and storage tank. 160 L of benzene required for the reactor are pumped in 12.5 min. The chemical plant is considering moving the reactor to the third floor,which is now 6 m above the pump and storage tank. How long would it take to pump the 160 Lof benzene then? (10 pts)

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