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1)Dinitrogenmonoxide (N2O), laughing gas, is used by dentists as an anesthetic. If 2.86 molof gas occupies a 20.0 L tank at 23°C, what is the pressure (mmHg) in the tank in the dentist office?

2)• If I have 4 moles of a gas at a pressure of 5.6 atmand a volume of 12 liters, what is the temperature?

3)• If I have 165.5g of an unknown quantity of gas at a pressure of 1.2 atm, a volume of 31 liters, and a temperature of 87 0C:

•A. How many moles of gas do I have?

•B. What is the identity of the unknown?

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  • Category:- Chemistry
  • Reference No.:- M9459257

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