← Macroscopic Chemistry
Module
No Material Disappears
A short course on the fourth of the Five Foundational Assumptions: that no material disappears without new material appearing. Built around Merrill's discipline that if you saw a material before and not after, you have not finished looking.
13 sections
The sections below are arranged in the order we suggest, and the highlighted one is where we recommend you begin. But learning is not linear. Open any section in any order, return to earlier ones whenever you like, and treat the sequence as a recommendation rather than a track.