Gas Laws Review

At STP, which gaseous sample has the same number of molecules as 3.0 liters of N2(g)? 1) 6.0 L of F2 (g) 2) 4.5 L of N2 (g) 3) 3.0L of H2 (g) 4) 1.5L of CL2 (g)

• 6.0 L of F₂ (g)

• 4.5 L of N₂ (g)

• 3.0L of H₂ (g)

• 1.5L of CL₂ (g)

Standard temperature and pressure are

• 0 C and 1.00 kPa

• 0 C and 101.3 kPa

• 273 C and 1.00 kPa

• 273 C and 101.3 kPa

Which graph shows the pressure-temperature relationship expected for an ideal gas?

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The pressure on 20 milliliters of gas at constant temperature is changed from 4 atmospheres to 2 atmospheres. the new volume of the gas is

• 5ml

• 40ml

• 10ml

• 80ml

At constant temperature, the relationship between the volume V of a given mass of gas and its pressure P is

• V = kP

• P = kP

• PV = k

• 18.0 L

• 2.00 L

• 3.00 L

• 12.0 L

• 400. K to 200.K

• 200. K to 400K

• 400. C to 200K

• 200. 200. C to 400. C

Which graph best shows the relationship between the pressure of a gas and its average kinetic energy at constant volume?

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A 100. - milliliter sample of helium gas is placed in a sealed container of fixed volume. As the temperature of the confined gas increases from 10.C to 30. C, the internal pressure

• decreases

• increases

• remains the same

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-4

The kinetic molecular theory states that all particles of an ideal gas are

• Colliding without transferring energy

• in random, constant, straight- line motion

• arranged in a regular geometric pattern

• separated by small distances relative to their size