Sig Figs and Scientific Notation Quiz Review

0.0005060 has how many sig figs?

• 2

• 3

• 4

• 5

The number of sig figs in 1200 is ?

• 1

• 2

• 3

• 4

The number of sig figs in 405,000 is

• 6

• 5

• 4

• 3

The number of sig figs in 18.00 is

• 1

• 2

• 3

• 4

10.543 g + 6.8 g =

• 17 g

• 17.3 g

• 17.34 g

• 17.343 g

What is the correct answer: 90.56 g / 2.3030 mL =

• 39.32 g/mL

• 39 g/mL

• 39.322 g/mL

• 39.3 g/mL

136.755 mL - 10.2 mL =

• 126 mL

• 126.56 mL

• 126.555 mL

• 125.6 mL

56 m x 3.5773 m

• 200.33 m²

• 200.329 m²

• 200 m²

• 2.0 x 10² m²

The correct scientific notation for 90,678,000 with 3 sig figs is

• 90.7 x 10⁶

• 9.0. x 10⁷

• 9.07. x 10^-7

• 9.07 x 10⁷

Write the following in scientific notation with 2 sig figs: 0.0000789560

• 7.9 x 10⁵

• 7.9 x 10^-5

• 7.90 x 10⁵

• 7.90 x 10^-5