Chemical Formulas
We have talked about how all substances are made up of atoms, right? We have also talked about how different elements stuck together make compounds. Chemists have come up with a way of representing substances. These representations are called CHEMICAL FORMULAS.
Watch the video below to see what is in a formula and how to make sense of it:
https://www.youtube.com/watch?v=KuNr4Rn17kk
Now that you have watched the video, try it yourself!
Click on the link: www.physics-chemistry-interactive-flash-animation.com/chemistry_interactive/chemical_molecular_formulas_exercise.htm
Watch the video below to see what is in a formula and how to make sense of it:
https://www.youtube.com/watch?v=KuNr4Rn17kk
Now that you have watched the video, try it yourself!
Click on the link: www.physics-chemistry-interactive-flash-animation.com/chemistry_interactive/chemical_molecular_formulas_exercise.htm