Mass, Mole & Molecule Review

Front

What is the molar mass of one molecule of Nitrogen gas?

Back

28.02 g/mol

Front

How many grams of Carbon are in 1.2 x 10^24 atoms of Carbon?

Back

24 grams

Front

How many molecules of glucose (C6H12O6) are in a mole?

Back

6.02 x 10^23 molecules

Front

How many water molecules are in 5.2 moles of water?

Back

3.1 x 10^24

Front

What is the formula to convert atoms to moles?

Back

Moles = Atoms / 6.02 x 10^23

Front

Define molar mass.

Back

The mass of one mole of a substance, typically expressed in grams per mole (g/mol).

Front

What is Avogadro's number?

Back

6.02 x 10^23, the number of atoms or molecules in one mole of a substance.

Front

How do you calculate the number of moles from grams?

Back

Moles = Mass (g) / Molar Mass (g/mol).

Front

What is the molar mass of glucose (C6H12O6)?

Back

180.18 g/mol.

Front

If you have 2 moles of water, how many molecules do you have?

Back

1.204 x 10^24 molecules.