Worksheet
Curated OER

Equilibrium Practice Problems

For Students Higher Ed
In this equilibrium worksheet, students answer thirty multiple choice problems including topics such as pH, analyzing titration curves, calculating molar concentrations and working with equilibrium constants.
Worksheet
Curated OER

Addition and Subtraction of Significant Figures

For Students 7th - 12th
In this significant figures worksheet, students add and subtract decimal numbers using the correct number of significant figures in the answers. This worksheet has 18 problems to solve.
Worksheet
Curated OER

Calculations

For Students 9th - 12th
In this calculations learning exercise, students express numbers in scientific notation and determine the number of significant figures. Students find conversion factors to change units. This learning exercise has 8 word problems.