Mole Conversion Quiz

What is the mass in grams of 1 mole of Ca?

• 20 grams

• 6.02 x 1023 grams

• 40.08 grams

• 100 grams

Question 1: Convert 2 moles of carbon dioxide (CO2) to grams. (Molar mass of CO2 = 44 g/mol)

• 22 grams

• 35 grams

• 88 grams

• 10 grams

Question 2: Convert 5 moles of water (H2O) to grams. (Molar mass of H2O = 18 g/mol)

• 90 grams

• 25 grams

• 10 grams

• 50 grams

Question 8: Calculate the molar mass of potassium permanganate (KMnO4).

• 98.08 g/mol

• 205.07 g/mol

• 63.55 g/mol

• 158.04 g/mol

Tags

NGSS.HS-PS1-1

Question 3: Convert 3 moles of sodium chloride (NaCl) to grams. (Molar mass of NaCl = 58.5 g/mol)

• 210.3 g

• 102.5 g

• 36.7 g

• 175.5 g

Question 7: Calculate the molar mass of ammonia (NH3).

• 28.016 g/mol

• 17.031 g/mol

• 12.011 g/mol

• 40.078 g/mol

Tags

NGSS.HS-PS1-1

Question 4: Convert 10 grams of methane (CH4) to moles. (Molar mass of CH4 = 16 g/mol)

• 0.625 moles

• 0.25 moles

• 5 moles

• 2 moles

Question 5: Convert 25 grams of sulfuric acid (H2SO4) to moles. (Molar mass of H2SO4 = 98 g/mol)

• 0.255 moles

• 0.98 moles

• 0.025 moles

• 25 moles

Tags

NGSS.HS-PS1-7

Question 6: Convert 15 grams of calcium carbonate (CaCO3) to moles. (Molar mass of CaCO3 = 100 g/mol)

• 0.015 moles

• 0.15 moles

• 15 moles

• 150 moles

Tags

NGSS.HS-PS1-7

How many grams of carbon are in 12.5 moles?

• 12.011 grams

• 10 grams

• 6.02 grams

• 150.14 grams