Professor Modyn owns a 30.0 ft tall cylindrical tank, which is closed at the top and bottom. The vapor space at the top of the tank is filled with pure nitrogen at a gauge pressure of 24.0 psig. The tank contains a liqht crude oil with SG = 0.790 to a depth of 26.0 ft. If the atmospheric pressure is 1.02 atm, calculate the absolute pressure (psi) at the bottom of the tank.

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Principal Quantities and EOS

A physical quantity represents the physical state of a system. It is expressed as the product of a number and unit. The basic quantities used in science are length, mass, and time. The principal quantities are the quantities that are independent of other quantities.