Michael Jansen's blog

The Empirical Formula of Magnesium Oxide Lab: A Successful Failure, Next Steps—and an Important Lesson

Michael Jansen reflects on a very common empirical formula lab that asks students to determine the empirical formula of MgxOy. He then explains how he continues to use it as a "successful failure", how he demonstrates an alternate procedure and leads his students to an important lesson.

No Throwing Snowballs

To the point; no fluff. Communication so succinct that the message lands. Pardon the pun to Chemistry, but too many words dilute a message. The result: students remember nothing.