This video is about the AP Chemistry Laboratory – Experiment #2:

Physical & Chemical Changes.

In this video you will watch a series of six experiments where some of them show physical changes and the others show chemical changes.

The experiments are:
1- Mixing copper wire with silver nitrate.
2- Mixing sodium chloride with water, evaporating water, or adding silver nitrate to an aqueous solution of sodium chloride.
3- Heating cobalt chloride hexahydrate.
4- Sublimation of Iodine crystals.
5- Mixing Magnesium ribbon with copper (II) sulfate.
6- Mixing copper wool with nitric acid.

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