Chemistry Chapter 5 Questions

Chemistry: A Molecular Approach, 2e (Tro)

Chapter 5 Gases

Multiple Choice Questions

1) Convert 1.25 atm to mm Hg.

A) 760 mm Hg

B) 875 mm Hg

C) 950 mm Hg

D) 1000 mm Hg

E) 1520 mm Hg

Answer: C

Diff: 2 Page Ref: 5.2

2) The atmospheric pressure is 715 mm Hg. What is the pressure in inches of Hg?

A) 23.9 in Hg

B) 0.940 in Hg

C) 48.6 in Hg

D) 28.1 in Hg

E) 30.0 in Hg

Answer: D

Diff: 3 Page Ref: 5.2

3) The volume of a gas is proportional to the temperature of a gas is known as

A) Avogadro's Law

B) Ideal Gas Law

C) Charles's Law

D) Boyle's Law

E) Dalton's Law

Answer: C

Diff: 1 Page Ref: 5.3

4) The volume of a gas is proportional to number of moles of a gas is known as

A) Avogadro's Law

B) Ideal Gas Law

C) Charles's Law

D) Boyle's Law

E) Dalton's Law

Answer: A

Diff: 1 Page Ref: 5.3

5) The volume of a gas is inversely proportional to the pressure of a gas is known as

A) Avogadro's Law

B) Ideal Gas Law

C) Charles's Law

D) Boyle's Law

E) Dalton's Law

Answer: D

Diff: 1 Page Ref: 5.3

6) What volume will a balloon occupy at 1.0 atm, if the balloon has a volume of 7.6 L at

3.8 atm?

A) 2.0 L

B) 5.0 L

C) 29 L

D) 35 L

E) 17 L

Answer: C

Diff: 2 Page Ref: 5.3

7) What volume (in mL) will a sample of F2 gas occupy in a syringe at 5.5 atm, if the F2 has a volume of 25.0 mL at 1.2 atm?

A) 11 mL

B) 17 mL

C) 3.8 mL

D) 5.5 mL

E) 7.6 mL

Answer: D

Diff: 2 Page Ref: 5.3

8) A gas occupies 3.33 L at 2.23 atm. What is the volume at 2.50 atm?

A) 1.67 L

B) 3.73 L

C) 2.97 L

D) 0.268 L

E) 18.6 L

Answer: C

Diff: 2 Page Ref: 5.3

9) If a sample of 0.29 moles of Ar occupies 3.8 L under certain conditions, what volume will 0.66 moles occupy under the same conditions?

A) 12 L

B) 8.6 L

C) 17 L

D) 5.0 L

E) 15 L

Answer: B

Diff: 2 Page Ref: 5.3

10) A sample of 0.300 moles of nitrogen occupies 0.600 L. Under the same conditions,...