A gas cylinder is filled with 4.00 moles of oxygen gas at 300.0 k. the piston is compressed to yield a pressure of 400.0 kpa. what is the volume inside the cylinder?

Question

Rosemary Norris

Physics

27 January, 18:45

A gas cylinder is filled with 4.00 moles of oxygen gas at 300.0 k. the piston is compressed to yield a pressure of 400.0 kpa. what is the volume inside the cylinder?

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Lucifer · Answer 1

To answer this item, it is assumed that the gas in the cylinder is ideal such that it follows the equation,

PV = nRT

when V is to be calculated,

V = nRT/P

V = (4) (0.0821 L. atm/molK) (300 K) / (400 kPa/101.325 kPa/atm)

V = 24.95 L

Thus, the volume of gas in the cylinder is 24.95 L.