Mass, moles, and gram formula weights

This page permits practice with the relationships between mass, moles, and the GFW. When you press "New Problem", values will appear in two of the windows. Enter the missing value and press "Check Answer". The results will appear in the second table.

Hints

GFW(g/mole) Mass(g) Moles
 
Results
Total Done
Total Correct
 

The javascripting that powers this practice problem generator was produced by Professor George Wiger of California State University Dominguez Hills.