Front

What is 50 C in Kelvin?

Back

323

Front

What will happen to the volume of a gas if the pressure on the gas increases, with constant temperature?

Back

Decrease

Front

If a balloon is cooled, what will happen to the volume?

Back

Volume will decrease

Front

Why does the pressure in a tire increase when it is warmed up after being inflated?

Back

Air molecules speed up and collide with the tire walls more often.

Front

Which of the following is NOT a unit of Pressure? mmHg, atm, kelvin, kPa

Back

kelvin

Front

Which equation would you use to solve the problem: "The volume of 300 mL of gas at 1 atm is decreased to 100 mL. What is the new pressure?" Options: P₁V₁ = P₂V₂, V₁/T₁ = V₂/T₂, (P₁V₁)/T₁ = (P₂V₂)/T₂, None of the above

Back

P₁V₁ = P₂V₂

Front

Gas is in a rigid container at room temperature. What happens to pressure as temperature increases?

Back

pressure increases

Front

Gas is in a flexible container at room temperature. What happens to pressure as volume increases?

Back

pressure decreases

Front

A gas is under 750 mm Hg of pressure. What is the pressure in atm? 1 atm = 760 mm Hg

Back

0.987 atm

Front

A sample of H2(g) and a sample of N2(g) at the same temperature and pressure contain the same number of molecules. Each sample must have:

Back

the same volume, but a different mass