Mixed Mole conversions etc.. Day 3 HW.

Front

What is the unit for volume?

Back

liters

Front

What are the units for molar mass?

Back

grams/mole

Front

What is Avogadro’s number?

Back

6.02 x 10^23

Front

What conversion factor is used for moles of argon gas at STP?

Back

1 mol = 22.4 L

Front

Which represents the greatest mass of sulfur?

Back

6.02 x 10^23 atoms of sulfur

Front

Define molar mass.

Back

The mass of one mole of a substance, typically expressed in grams/mole.

Front

What is the significance of Avogadro's number?

Back

It represents the number of atoms, ions, or molecules in one mole of a substance.

Front

How do you convert liters of gas to moles at STP?

Back

Use the conversion factor: 1 mol = 22.4 L.

Front

What is the relationship between moles and molecules?

Back

1 mole contains 6.02 x 10^23 molecules.

Front

How do you calculate the mass of a substance from moles?

Back

Mass (g) = Moles x Molar Mass (g/mole).