Chemistry 5-1 Review

Identify the number of significant figures in 0.050

• 1

• 2

• 3

• 4

Particles can represent all of the following EXCEPT

• Molecules

• Atoms

• Particles

• Moles

Identify the number of significant figures in 8000

• 1

• 2

• 3

• 4

• 55.85 g Fe

• 1 mol Fe

Calculate the number of moles in 24.02 grams of carbon.

• 2.000 mol C

• 1.000 mol C

• 3.000 mol C

• 4.000 mol C

Match the following numbers to the correct number of significant figures.

• 2 SF

• 708

• 4 SF

• 16000.

• 3 SF

• 0.05000

• 1 SF

• 1200

• 5 SF

• 0.0001

What is mol an abbreviation for?

• g Cl

• atoms Cl

• mol Cl

• molecules Cl

Convert 2.0 mol B to grams.

• 21.62 g B

• 21.6 g B

• 22 g B

• 21 g B

Convert 3.0 g N to atoms.