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  3. part a) the density of a sample of n2o gas is 3.00

Part A) The density of a sample of N2O gas is 3.00 g/L at 298 K.What...

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Chemistry

Part A) The density of a sample of N2O gas is 3.00 g/L at 298K.What is the pressure of the gas (in mmHg)?

Part B) An experiment shows thata 110 mL gas sample has a mass of 0.173 g at a pressure of 751 mmHgand a temperature of 30 ∘C.

What is the molar mass of the gas?

Part C) A gas has a density of2.07 g/L at a temperature of 24 ∘C and a pressure of 0.787 atm .Calculate the molar mass of the gas.

Express the molar mass to three significant figures and includethe appropriate units.

Part D) Calculate the density ofargon gas at a pressure of 749 mmHg and a temperature of 50∘C.

Express the density to three significant figures and include theappropriate units.

Answer & Explanation Solved by verified expert
4.4 Ratings (557 Votes)
Part A The density of a sample of N2O gas is 300 gL at 298 KWhat is the pressure of the gas in mmHg Answer density MM P RT where density 3 gL MM molar mass of N2O 4401 gmole P atm R 00821 L atmKmole T 298 K putting the values 3 4401 X P 00821 X 298 3 4401 X P 24466 P 3 X 24466 4401 73398 4401 1668 atm now 1 atm 760 mm Hg so 1668 atm 760 X 1668 126768 mm Hg 2 An experiment shows that a 110 mL gas sample has a mass of 0173 g at a pressure of 751 mmHg and a    See Answer
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