Online Course
Carnegie Mellon University

Chem Collective: Stoichiometry Bridge Course

For Students 9th - 10th
This is a complete course in chemical stoichiometry, set in a scenario that shows how stoichiometry calculations are used in real-world situations. This course has been designed to not only help you strengthen your skills with...
PPT
Other

Seton Hall University: Using Mass Percent

For Students 9th - 10th
Slides in presentation show how to use mass percent to calculate empirical and molecular formulas.