52. Determine the molar mass of gas if: a) the gas volume of 0.25 dm3 at 290 K and pressure of 106.4 kPa (800 mm Hg) has a mass of 0.32 g; b) the gas volume of 1.56 dm3 at 290 K and a pressure of 103.7 kPa (780 mm Hg) has a mass of 2.96 g; c) the gas volume of 2 dm 3 (STP) has a mass of 3.93 g

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)