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A 1.50 gram sample of a gas occupies a volume of 542 mL at a pressure...

A 1.50 gram sample of a gas occupies a volume of 542 mL at a pressure of 675 Torr and a temperature of 20 °C. What is the molar mass of this gas?

105 g/mol

75.0 g/mol

120 g/mol

60.0 g/mol

90.0 g/mol

0 0
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