Sign up for FREE

Lesson 1.5

Last updated 2 months ago

5 questions

Required

1

Required

1

Required

1

Required

1

Required

1

Question 1

1.

Round 123.456 to three significant figures.

120

123.5

123

124

Question 2

2.

What is the correct rounding of 0.00475 to two sig figs?

0.005

0.0048

0.004

0.0047

Question 3

3.

What is the sig fig result of 4.56 g + 2.1 g?

6.6 g

6.8 g

6.7 g

7 g

Question 4

4.

Calculate 150.00 g / 3.0 L using sig figs

50.0 g/L

.05 g/L

50. g/L

50 g/L

Question 5

5.

Calculate 5 g / (2.3 L + 1.49L) L using sig figs

4 g/L

1 g/L 

1.3 g/L

1.32 g/L