AnswersLA-Chemistry AThe Ideal Gas Law

The Ideal Gas Law Answers

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1
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A balloon containing 0.40 mol of a gas with a volume of 5.0 L was deflated to 1.0 L.Which equation should you use to find the final number of moles of gas in the balloon after the deflation?

A
Option
B
Option
C
Option
2
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What is the final number of moles?0.080 mol0.80 mol2 mol12.5 mol

A
0.080 mol
B
0.80 mol
C
2 mol
D
12.5 mol
3

How can you describe ideal gas particles? Check all that apply.

A
They have no mass.
B
They have a small mass.
C
They have no volume.
D
They have a small volume.
E
They have no intermolecular forces.
F
They experience intermolecular forces.
4

What volume will 2.0 moles of nitrogen occupy at 720 torr and 20.0°C?Formula: PV = nRT (R = 62.396 L•torr/mol•K)

A
3.5 L
B
6.6 L
C
48 L
D
51 L
5

Determine the number of moles of air present in 1.35 L at 750 torr and 17.0°C. Ideal Gas Law formula: PV = nRT(R = 62.396 L•torr/mol•K)Which equation should you use?

A
Option
Option A
B
Option
Option B
C
Option
Option C
6

What is the number of moles present? mol

Answer:

0.056

7

A balloon containing 0.500 mol Ar at 0.00°C and 65.0 kPa pressure is expanded by adding more argon. Formula: PV = nRT (R = 8.31 L•kPa/mol•K)What is the original volume of the gas? L

Answer:

17.5

8

Under what conditions does the Ideal Gas Law not apply and gases are considered real? Check all that apply.

A
high pressure
B
low pressure
C
high temperature
D
low temperature

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The Ideal Gas Law Answers — LA-Chemistry A