Graham's Law Bank

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

If the molar mass of gas 1 is 4.0 grams per mole and the molar mass of mass 2 is 10.0 grams per mole, what is the ratio of their speeds of diffusion?

• 1.6:1

• 2.5:1

• 25:1

• 0.0253:1

Which will travel faster: oxygen gas or helium gas?

• O₂

• He

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

How much faster will He(g) travel than O₂(g)?

• 4 times faster

• 2.8 times faster

• 0.35 times faster

• 0.125 times faster

An unknown gas diffuses 0.25 times as fast as He (4 g/mol). What is the molecular mass of the unknown gas?

• 128

• 64

• 32

• 16