# How can we tell if a chemical change has taken place?

Jul 29, 2017

It is a sobering fact that when you look at $\text{Ph.D.}$ theses in the academic environment, most of the chemistry described could be completed in 4-6 weeks. Of course, the chemistry described in the experimental is the distillation of 3-5 years of failed experiments, and dead-ends, and disasters.