The AP Biology students continued reviewing the material that will be on the Evolution Exam this Thursday.
Hey! Chemistry students! Check out these websites:
First, and especially if you have headphones, check out this short video on isotope notation -
Second (if you're feeling confident) take a quiz at this website -
Choose 40 questions
Select protons, neutrons and nucleons
Choose 'yes' for rounding the element's atomic weight and get started
Lastly, these websites are pretty good too. Check them out -