DQ: Mole to Mole 4/27

Front

What is the molar mass of Cl₂?

Back

70 g/mol

Front

How many atoms of iodine are in a mole of iodine?

Back

6.02 x 10²³

Front

N₂ + 3H₂ → 2NH₃: How many moles of NH₃ are produced from 10 moles of H₂?

Back

6.7 moles of NH₃

Front

2 C₂H₆ + 7 O₂ → 4 CO₂ + 6 H₂O: If 16 moles of CO₂ are formed, how many moles of H₂O are produced?

Back

24 mol H₂O

Front

What can be determined from a balanced chemical equation?

Back

Mole ratio of any two substances in the reaction.

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 10²³, the number of particles in one mole of a substance.

Front

What is a mole ratio?

Back

The ratio of moles of one substance to moles of another substance in a balanced chemical equation.

Front

How do you calculate the number of moles from mass?

Back

Number of moles = mass (g) / molar mass (g/mol).

Front

What is the significance of a balanced chemical equation?

Back

It shows the conservation of mass and the ratio of reactants to products.