I will gradually update this as I collect more resources.
Reaction Rates:
Here are three animations that you should play with – they are fun, and they may give you a better conceptual understanding of the factors that affect rates of reaction at the molecular level.
Animation: Effect of temperature on rate
Animation: Effect of concentration on rate
Nuclear Chemistry:
Fascinating article – The Radioactive Boy Scout http://harpers.org/archive/1998/11/the-radioactive-boy-scout/
