My Mom Goes Back To College

My mom came to my undergraduate chemistry class today. The professor said he needed someone to experiment on. Here she is!

This is the experiment she has to do. It involves acid. It's really dangerous, which they didn't tell my mom or else it wouldn't have been as fun.

This is what happened:

Here's the big explanation:

This is where things start going wrong ...

My professor gave her this bumper sticker anyway for being such a good sport!