Question

In: Physics

Gas is confined in a tank at a pressure of 11.5 atm and a temperature of...

Gas is confined in a tank at a pressure of 11.5 atm and a temperature of 22.0°C. If two-thirds of the gas is withdrawn and the temperature is raised to 60.0°C, what is the pressure of the gas remaining in the tank?

Solutions

Expert Solution

The final moles of the gas is,

               N2 = (1/3)N1

Use the ideal equation to find the pressure of the gas.

                  P2/P1 =(N2/N1​) *(T2/T1)

Thus, the final pressure of the gas is,

               P2 =(N2/N1​) *(T2/T1)*P1

                     =(1/3)* [(60+273) K / (22 + 273) K] (11.5 atm)

                     = 4.327 atm

                     = 4.3 atm


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