Chapter 1 - Chemistry

The number 7.13 x 10*-5 is equal to:

0.0000713

2.0 x 10*-2

0.020

The measurement 127.3 is written in scientific notation as:

1.273 x 10²

0.000 016

1.6 x 10⁻⁵

1.8 x 10*5

180 000

3500

3.5 x 10³

The value 3.0 x 10*8 is equal to:

300 000 000

425 000

4.25 x 10⁵

0.000 000 86

8.6 x 10⁻7

Sunlight is energy - Does not contain chemicals!

Fruit, Milk, Breakfast cereal all contain chemicals

What is the place value of the 7 and 2 in the number 2.378?

Hundredths and Ones

Chemistry

The study of composition, structure, properties as reactions of matter.