Real Gases – Compressibility Factor

2019 1 question

1. 1 States of Matter Medium
   A gas at 350 K and 15 bar has molar volume 20 percent smaller than that for an ideal gas under the same conditions. The correct option about the gas and its compressibility factor ($Z$) is:
   A $Z>1$ and attractive forces are dominant B $Z>1$ and repulsive forces are dominant C $Z<1$ and attractive forces are dominant D $Z<1$ and repulsive forces are dominant
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