Kinetic theory of matter and Gas Laws - Jamb Chemistry Past Questions and Answers

Question 31:

• JAMB 1992

A given mass of gas occupies 2 dm³ at 300k. At what temperature will its volume be doubled keeping the pressure constant?

A. 400 k
B. 480 k
C. 550 k
D. 600 k

Question 32:

• JAMB 1992

Which of the following is a measure of the average kinetic energy of the molecules of a substance?

A. Volume
B. Mass
C. Pressure from age grades
D. Temperature

Question 33:

• JAMB 1992

If 100 cm³ of oxygen pass through a porous plug in 50 seconds, the time taken for the same volume of hydrogen to pass through the same porous plug is?
(O = 16, H = 1)

A. 10.0 s
B. 12.5 s
C. 17.7 s
D. 32.0 s

Question 34:

• JAMB 1992

An increase in temperature causes an increase in pressure of a gas in a fixed volume due to an increase in the?

A. Number of molecules of the gas
B. Density of the gas molecules
C. Number of collisions between the gas molecules
D. Number of collisions between the gas molecules and the walls of the container

Question 35:

• JAMB 1992

Which of the following is a measure of the average kinetic energy of the molecules of a substance?

A. Volume
B. Mass
C. Pressure
D. Temperature