Chemistry - Week 13: Molar Mass

Front

What is the mass of one mole of a substance called?

Back

Molar mass

Front

What is the molar mass of sodium (Na)?

Back

23 g/mol

Front

How many particles are in one mole?

Back

6.02 x 10^23

Front

What is the molar mass of aluminum chloride (AlCl3)?

Back

133.341 g/mol

Front

What is the molar mass of sodium hydroxide (NaOH)?

Back

40 g/mol

Front

Define molar mass.

Back

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

Front

What is the formula to calculate molar mass?

Back

Sum of the atomic masses of all atoms in the formula.

Front

What is the molar mass of water (H2O)?

Back

18.015 g/mol

Front

How do you determine the molar mass of a compound?

Back

By adding the molar masses of each element in the compound based on its formula.

Front

What is the significance of Avogadro's number?

Back

It defines the number of particles in one mole of a substance.