미해결 질문Use the molar volume of a gas at STP to calculate the density (in g/l) of nitrogen gas at STP.1666views
미해결 질문What is the volume of 3.5 moles of oxygen gas (O2) at standard temperature and pressure (STP)?1588views
미해결 질문2.00 g of an unknown gas at stp fills a 500 mL flask. What is the molar mass of the gas?2006views