Mole to Mass Stoichiometry Explained

What is the first step in solving a stoichiometry problem?

• Calculate the unknown in moles.

• Convert grams to moles.

• Write the balanced chemical equation.

• Identify the known and unknown quantities.

What is the oxidation state of sodium in the reaction?

• +1

• -1

• 0

• +2

How many moles of sodium chloride are produced from 1.25 moles of chlorine gas?

• 5.00 moles

• 0.625 moles

• 2.50 moles

• 1.25 moles

What is the molar mass of sodium chloride (NaCl)?

• 22.99 g/mol

• 60.00 g/mol

• 58.44 g/mol

• 35.45 g/mol

How many grams of sodium chloride are produced in the reaction?

• 2.50 grams

• 1.25 grams

• 58.44 grams

• 146 grams