Retake quiz: KMT

A hypothetical gas that perfectly fits all the assumptions of the kineticmolecular theory is known as

• a real gas.

• an ideal gas.

• an imaginary gas.

• a perfect gas.

Which of the following is an assumption of the kinetic-molecular theory of gases?

• Collisions between gas particles are inelastic.

• Gases consist of closely spaced particles.

• Gas particles move around in an orderly manner.

• The temperature of a gas depends on the average kinetic energy of the gas particles

Which of the following is the equation needed to calculate the kinetic energy, KE, of a moving particle?

• KE = (1/2) mv²

• KE = 2mv

• KE = mv

• KE = (1/2)m²v

Which of the following is not a physical property of gases?

• absence of definite volume

• large density

• high compressibility

• fluidity

Based on the polarity of the gas molecule, which gas deviates the most from ideal behavior?

• CH₄

• H₂O

• Cl₂

• He