Sig Figs and Measurements

SI System

100

The base unit for mg is...

Grams

200

What is the prefix symbol for deci?

d

300

What is the exponential form of milli?

10^-3

400

What is the exponential form for micro?

10^-6

500

What is the symbol for micro?

μ

Conversions

100

Convert 15 cm to m

0.15 m

200

Convert 147 milliseconds to seconds

0.147 ms

300

Convert 14.57 dL to cL

145.7 cL

400

Convert 12 km to μm

1.2 x 10¹⁰ μm

500

Convert 59 g/cm³ to kg/m³

59,000 kg/m³

How many sig figs?

100

167

3

200

100.5

4

300

0.00056

2

400

9.7000000

8

500

2.56 x 10¹²

3

Random Chem Facts

100

Water ____________ as it freezes (expands or contracts)

Expands

200

What is the only letter not on the periodic table?

J

300

Which type of sting, bee or wasp, is acidic?

Bee

400

The human body contains enough carbon for about how many pencils?

9000

500

How do you freeze Helium?

Temperature and pressure