Chemistry Unit 1 Review

How many sig figs are there?
100.00

• 1
• 3
• 4
• 5

How many sig figs are there?
100000000

• 1
• 9
• 10

How many sig figs are there?
4004

• 1
• 2
• 3
• 4

How many sig figs are there?
0.00400

• 1
• 3
• 5
• 6

What is the measurement 1042 Liters rounded to 2 significant figures? 

• 1040 L
• 1.1 x 10³ L
• 1.0 x 10³ L
• 1050 L

Round 1047.78 to three sig figs

• 104
• 105
• 1050
• 1050.00

Round 0.010229 to four sig figs

• 1022
• 1023
• 0.01023
• 0.01022

What is the measurement using the correct number of sig. figs.?

• 39.5 mL
• 40 mL
• 39 mL
• 40.0 mL

What is the measurement using the correct number of sig. figs.?

• 8.5mL
• 8.50mL
• 8.45mL
• 8.4mL

How close a measurement is to the true value is called..

• Accuracy

• Precision

• Significant

• Estimate