Q6.7.4: Mole Conversion Quiz (Paper Version)

• 17 g/mol

• 18 g/mol

• 16 g/mol

• 20 g/mol

How many moles are there in 50 grams of NaCl? (Molar mass of NaCl = 58.5 g/mol)

• 0.85 moles

• 0.95 moles

• 1.2 moles

• 0.75 moles

Using dimensional analysis, convert 24 grams of carbon (C) to moles. (Atomic mass of C = 12 g/mol)

• 1 mole

• 2 moles

• 0.5 moles

• 3 moles

• 180 g/mol

• 160 g/mol

• 176 g/mol

• 190 g/mol

• 84 g

• 56 g

• 24 g

• 76 g

• 1 mole

• 2 moles

• 0.5 moles

• 3 moles

• 19.6 g

• 20 g

• 18 g

• 16 g

• 95 g/mol

• 90 g/mol

• 85 g/mol

• 100 g/mol

How many moles are in 22 grams of argon (Ar)? (Molar mass of Ar = 40 g/mol)

• 0.45 moles

• 0.55 moles

• 0.65 moles

• 0.75 moles

• 0.69 moles

• 0.59 moles

• 0.79 moles

• 0.89 moles