5. At constant temperature, doubling the volume of a gas makes its pressure

A. doubled
B.halved
C. remains the same
D. unpredictable



6. If the temperature of a gas is tripled while keeping constant, what happens to its volume?

A. tripled
B.reduced to 1/3
C. remains the same unpredictable
D. the pressure



7. What will happen to the volume of a gas when its temperature decreases?

A. decreases
B.increases
C. remains the same
D. unpredictable



8. What pressure must be applied to a 200 mL gas at 1.2 atm to reduce its volume to 120 ml?

A. 0.72 atm
B. 2 mL
C. 0.72 mL
D. 2 atm



9. Which of the following is the mathematical expression of Boyle's Law?

A. VTU VE
B. P.V₁=P:V:
C. 71
D. V₁T₁=VIT:



10. Boyle's Law describes how a gas behaves under

A. pressure at constant T
B.pressure at constant V
C. temperature at constant P
D. temperature at constant V​