How many times will the gas volume change if the pressure changes from P1 = 2 atm to P2 = 8 atm at a constant temperature?

To find the desired change in the volume of the specified gas in the isothermal process, we use the ratio: n = Vк / Vн = Рн / Рк.

Variables: Рн – initial pressure (Рн = 2 atm); Рк – final pressure (Рк = 8 atm).

Calculation: n = Рн / Рк = 2/8 = 1/4.

Answer: The volume of the indicated gas will decrease by 4 times.



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