Chemistry Ch 1/2

Math Review

100

This variable is graphed on the x axis

Independent

200

This variable is graphed on the y-axis

Dependent

300

Solve for x.

2x - 7 = -6

x = 1/2

Scientific Notation

100

Explain how to put a number into scientific notation

Answers will vary

200

Write 0.000 089 7 in scientific notation

8.97 x 10^-5

300

Write this number in standard form.

1.23 x 10^6

1 230 000

Significant Figures

100

How many significant figures?

1023

4

200

How many sig figs?

1.23 X 10^7

3

300

Evaluate using SIG FIG rules

4.3 m x 3.21 m

14 m^2

Measurement Tools

100

This measures mass

scale

200

This measures liquid volume

graduated cylinder

300

This only holds liquid volume, it is not used for measurement of liquid volume

beaker

Temperature

100

Name the 3 temperature scales

Fahrenheit, Celsius, Kelvin

200

What is zero Kelvin?

Absolute Zero

300

Convert 48 degrees Fahrenheit to Celsius

8.89 degrees Celsius