Mathematics of Chemistry Review Unit1

Which student is the most precise?

• Student A

• Student B

• Student C

• Cannot be determined

Which student is the most accurate?

• Student A

• Student B

• Student C

• Cannot be determined

Will an object with a density of 1.01 g/cm³ float or sink in water (water density = 1.00 g/mL?

• float

• sink

Frank has a liquid. It has a mass of 6.0 g and a volume of 9.0 mL. What is its density?

• 3.0 g/mL

• .77 g/mL

• 1.3 g/mL

• 54. g/mL

A piece of copper has a mass of 89. g and a volume of 10. cm3. What would be the density of the copper?

• 0.89 g/cm3

• 89 g/cm3

• 8.9 g/cm3

• 890 g/cm3

How many Significant Figures in the number below?
0.456

• 3
• 4
• 2
• 1

How many Significant Figures in the number below?
4,500

• 3
• 4
• 2
• 1

How many significant figures does the following number have: 0.998005

• 9
• 10
• 6
• 5

Tags

CCSS.8.EE.A.4

Round to 3 sig figs. 0.00506982

• 0.00

• 0.00506

• 0.00507

• 507

Solve & Round to Correct Sig Figs.
4.5 + 4.32 = 

• 8.8
• 8.7
• 8
• 8.0