# Chem - Significant Figures

23 Questions | Total Attempts: 177  Settings  .

• 1.
How many significant figures does the following number have: 0.002040
• 2.
How many significant figures does the following number have: 100.00210
• 3.
How many significant figures does the following number have: 210
• 4.
How many significant figures does the following number have: 4000.
• 5.
How many significant figures does the following number have: 300.0
• 6.
How many significant figures does the following number have: 3.50 x 20
• 7.
Calculate 923 g ÷ 20312 cm3 and give your answer with the correct number of significant figures.
• A.

0.04 g/cm3

• B.

0.045 g/cm3

• C.

0.0454 g/cm3

• D.

0.05 g/cm3

• 8.
Calculate 1.23 m x 0.89 m and give your answer with the correct number of significant figures.
• A.

1.0 m2

• B.

1.1 m2

• C.

1.0947 m2

• D.

1.095 m2

• 9.
Calculate 7.987 m - 0.54 m and give your answer with the correct number of significant figures.
• A.

7.45 m

• B.

7.447 m

• C.

7.4 m

• D.

7.5 m

• 10.
Calculate 345.009 g - 23.00 g and give your answer with the correct number of significant figures.
• 11.
How many Significant Figures in the number below? 4.56 x 103
• 12.
Multiply 8.95 x 17.9
• 13.
Round 32.08 to two sig figs
• 14.
What is 78.5 rounded to one significant figure?
• 15.
Round 0.010229 to four sig figs
• 16.
Write “Two hundred” in numerical form with 4 significant digits:
• 17.
Please read each instrument to their limits. Include units and correct number of SigFigs.
• 18.
Please read each instrument to their limits. Include units and correct number of SigFigs.
• 19.
Please read each instrument to their limits. Include units and correct number of SigFigs.
• 20.
Please read each instrument to their limits. Include units and correct number of SigFigs.
• 21.
What are significant figures?
• 22.
How do you determine the number of significant figures to report when adding or subtracting decimals?
• 23.
How do you determine the number of significant figures to report when multiplying or dividing? Back to top