Molar Mass and Molar Conversions Quiz

Calculate the molar mass of H2O.

• 36.04 g/mol

• 18.02 g/mol

• 12.01 g/mol

• 20.01 g/mol

Find the molar mass of CO2.

• 22.99 g/mol

• 44.01 g/mol

• 58.69 g/mol

• 36.46 g/mol

Determine the molar mass of NaCl.

• 58.44 g/mol

• 23.00 g/mol

• 40.08 g/mol

• 75.00 g/mol

What is the molar mass of Ca(NO3)2?

• 164.09 g/mol

• 56.08 g/mol

• 278.25 g/mol

• 102.45 g/mol

Convert 25 grams of H2O to moles.

• 1.39 moles

• 0.25 moles

• 2.5 moles

• 25 moles

Convert 50 grams of CO2 to moles.

• 2.5 moles

• 5 moles

• 0.5 moles

• 1.25 moles

Convert 10 grams of NaCl to moles.

• 0.17 moles

• 2.5 moles

• 0.05 moles

• 1.25 moles

How many moles are in 100 grams of Ca(NO3)2?

• 2.75 moles

• 0.590 moles

• 0.250 moles

• 1.5 moles

Tags

NGSS.HS-PS1-7

Find the molar mass of CH4.

• 12.01 g/mol

• 18.02 g/mol

• 22.99 g/mol

• 16.04 g/mol

Calculate the molar mass of C6H12O6.

• 90.08 g/mol

• 360.32 g/mol

• 240.24 g/mol

• 180.16 g/mol