Molar Mass

What is the molar mass of sodium (Na)?

• 11 g/mol

• 23 g/mol

• 1 g/mol

• 3 g/mol

What is the mass of one mole of aluminum (Al)?

• 27 g

• 13 g

• 54 g

• 14 g

What is the molar mass of table salt (NaCl)?

• 805 g/mol

• 35 g/mol

• 23 g/mol

• 58 g/mol

What is the molar mass of CO₂?

• 22

• 16

• 32

• 44

Which of the following is needed to determine the molar mass of a molecule?

• Types of elements in the molecule

• Quantity of elements in the molecule

• Mass of the elements in the molecule

• All are correct and needed.

Which would have more atoms?

• 1 mole of Li
• 1 mole of Au
• 1 mole of Si
• None, all are equal

What is the molar mass of Cl₂?

• 17 g/mol

• 35 g/mol

• 70 g/mol

• 89 g/mol

Calculate the molar mass of KOH.

• 28 g/mol

• 56 g/mol

• 84 g/mol

• 112 g/mol

Calculate the molar mass of water (H₂O).

• 10 g/mol

• 17 g/mol

• 18 g/mol

• 34 g/mol

What is the mass of one mole of Helium?

• 4 g

• 2 g

• 8 g

• There is no way to know