Questions asked by rshields2

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• You have 894 mL of chlorine trifluoride gas at 772 mmHg and 28°C. What is the mass (in g) of the sample?
  
• How many grams of phosphine (PH3) can form when 11.3 g of phosphorus and 98.2 L of hydrogen gas react at STP?
  
• A 10.2−g sample of dinitrogen monoxide is confined in a 5.74−L vessel. What is the pressure (in atm) at 125°C?