Question

At the beginning of a chemistry experiment, the volume of liquid in a container was 3 milliliters. During the experiment, the volume dropped to

2.1 milliliters. Find the percent of decrease.

Answer 1

30%

Explanation:

To calculate the percent of change, you find the amount of change and divide that my the original amount

`(3-2.1)/(3)` =
`(.9)/(3)` = .3 As a percent, this would be 30%