Mole to Grams Conversion

How many molecules are in 27.5 grams of NaOH

• 41.4 molecules

• 4.14 x 10²³ molecules

• 4.14 x 10²⁵ molecules

• 1.83 x 10^-21 molecules

How many grams are in 1.2 x 10²⁴ molecules of CO?

• 28 grams

• 56 grams

• 6.02 grams

• 1.2 grams

Which conversion factor should be used to solve the following, "How many moles in 28 grams of CO₂?"

• mol = 22.4 L 

• mol = 44.01 g

• mol = 6.02x10²³ atoms

• more than one

What is the mass of one mole of silver?

• 32.06 g

• 107.87 g

• 14.01 g

• 22.99 g

• 1 mol = 201 g

• 1 mol = 461 g

When do you need to calculate molar mass?

• Every time

• Given the chemical formula

• Given Moles and Molecules

• Given Moles and Grams

Which conversion factor should be used to solve the following, "How many moles in 28 grams of CO₂?"

• mol = 22.4 L

• mol = 44.0 g

• mol = 6.02x10²³ atoms

• more than one

• 18 grams

• 36 grams

• 34 grams

• 32 grams

• 58.44 g/mol

• 60.00 g/mol

• 50.00 g/mol

• 55.00 g/mol

• 132 grams

• 44 grams

• 88 grams

• 66 grams