What Makes Cookies Rise? (EXP)

A novice baker has left a critical ingredient out of their cookie recipe and the cookies won't rise. Solve the problem and make sure the same mistake won't happen again.

Chocolate chip cookies. creativecommons.org/licenses/by/2.0>, via Wikimedia Commons.

Problem written by: Emily Porchak

Curriculum items covered: Acid-base reactions, balancing equations, decomposition reactions.

Download the full problem here.