Question

A 200.0 mL sample of a noble gas collected at 78.5 kPa and 10°C has a mass of 0.027 g. What is the molar mass of the gas? Identify the sample.

Answer 1

see https://www.jiskha.com/questions/1853746/a-200-0-ml-sample-of-a-noble-gas-collected-at-78-5-kpa-and-10-c-has-a-mass-of-0-027-g