# Problem: The density of a gas of unknown molar mass was measured as a function of pressure at 0 oC, as in the table below. Pressure (atm)1.000.6660.5000.3330.250 Density  (g/L) 2.30741.52631.14010.75710.5660Why is d / P not a constant as a function of pressure?

###### FREE Expert Solution

We are asked why is d / P not a constant as a function of pressure.

In ideal conditions, d/P should be constant.

99% (175 ratings) ###### Problem Details
The density of a gas of unknown molar mass was measured as a function of pressure at 0 oC, as in the table below.

 Pressure (atm) 1.00 0.666 0.500 0.333 0.250 Density (g/L) 2.3074 1.5263 1.1401 0.7571 0.5660

Why is d / P not a constant as a function of pressure?

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