MP3 Mole-Mole Stoichiometry

Front

What is mole ratio?

Back

The mole ratio is the ratio of the amounts in moles of any two compounds involved in a chemical reaction.

Front

In the reaction N₂ + 3H₂ → 2NH₃, what is the mole ratio of N₂ to NH₃?

Back

2 moles NH₃ / 1 mole N₂.

Front

How many moles of NH₃ are produced from 3 moles of N₂ in the reaction N₂ + 3H₂ → 2NH₃?

Back

6 moles of NH₃.

Front

In the reaction 4Al + 3O₂ → 2Al₂O₃, how many moles of Al₂O₃ can be produced from 2 moles of Al?

Back

1 mole of Al₂O₃.

Front

What is the mole ratio of AgNO₃ to Cu(NO₃)₂ in the reaction 2AgNO₃ + Cu → Cu(NO₃)₂ + 2Ag?

Back

2 moles AgNO₃ / 1 mole Cu(NO₃)₂.

Front

In the reaction 4NH₃ + 5O₂ → 4NO + 6H₂O, how many moles of H₂O are produced from 12 moles of NH₃?

Back

18 moles of H₂O.

Front

What does stoichiometry involve?

Back

Stoichiometry involves the calculation of reactants and products in chemical reactions.

Front

What is the purpose of a balanced chemical equation?

Back

A balanced chemical equation ensures that the number of atoms for each element is the same on both sides of the equation.

Front

What is the significance of coefficients in a chemical equation?

Back

Coefficients indicate the number of moles of each substance involved in the reaction.

Front

How do you determine the number of moles from a given mass?

Back

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