This site is no longer being updated. Please go to our new site: for the most recent version of these materials.

The ChemCollective   NSDL and CMU


About Us

View Contributors


Papers and Publications


Intro for Instructors

Find Activities

Online Stoichiometry Course

Comment About Your Experience

Share Classroom Data

Modify or Create Activities


Intro for Students

Find Your Instructor's Website

Chemistry Tutorials

Run Virtual Lab

Explore a Murder Mystery

Try Other Activities


Getting Started and FAQ



Related Projects

The ChemCollective>> Stoichiometry Tutorials >>Limiting Reagents

Stoichiometry Tutorials: Part 15 - Limiting Reagents (from a complete OLI stoichiometry course)

We are now ready to pull everything we know about reaction stoichiometry together, and answer the question: Given some initial amount of reactants, what should be present after a chemical reaction goes to completion? The procedure for answering this question is often called the "limiting reagent problem." You'll see why this name is appropriate in the following video.


Text version of this movie.

Use this information to answer the questions below.

You may now try a tutor on determining the chemical remediation of arsenic.

Return to Chemistry Tutorials

   Page Last Updated: 03.18.2012