CHEM 120: Introduction to Inorganic Chemistry

Chapters Covered and Test dates

"Chemistry"

"Discovery of Penicillin"

Matter and properties

The three states of matter

Slide 7

Physical Properties

Chemical Properties

Classify as chemical or physical change

Intensive and extensive properties

Classification of matter

Pure Substances

Substances can be

Mixtures

"Mixtures can be:"

Identify as pure substance, homogeneous of heterogeneous mixture

 Data, Results and Units

"Chemistry is a quantitative science..."

Scientific notation

"Express in scientific notation:"

Brief review

Exponents on your calculator

Metric system

"Learn this table!!!!"

"1 ns (nanosecond)"

Significant figures

How to figure the no. of sig fig in a recorded no.

"4."

Rounding off of data

Addition and subtraction rules

"Rule for multiplication and division..."

What is the answer to the correct no. of significant figures of...

Experimental quantities that we measure

Units of mass

"Length:"

"Volume (amt of space..."

Conversion from one unit to another: factor label method

"Convert 32.0 oz to..."

"1.64:"

Other things we measure

"In chemistry a useful concentration..."

Specific gravity

Density problems

"1.78."

We also measure

And temperature ( degree of hotness)

"As a check"

Kelvin scale used in many chemistry calculations

Slide 50

Temperature conversions

Energy

Law of conservation of energy