You have been assigned to create a device that will be able to by-pass emission regulations in order to make cars more fuel efficient.
![Blurred image of traffic on a busy city street. Image from Pixabay.](/pbl/sites/files/pbl/styles/full_width_m/public/shared/The%20Defeat%20Device%20Pixabay.jpg.webp?itok=4SBl81IZ)
Problem written by: Jeremy Pimentel.
Curriculum items covered: balancing reactions, stoichiometry, limiting reagents, unit conversions.