Lesson Plan
Cornell University

Predicting Chemical Reactions

For Teachers 9th - 12th
Prove the Law of Conservation of Mass through a lab investigation. A well-designed instructional activity asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products...
Lesson Plan
Cornell University

Chemical Reactions

For Teachers 5th - 8th
Investigate the Law of Conservation of Mass through a lab exploration. Individuals combine materials to initiate chemical reactions. They monitor for signs of reactions and measure the masses before and after the reactions for...