Lab Experiment #2: Physical & Chemical Changes.

Описание

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.
https://youtu.be/l_68FySabHw#t=02m13s
2- Mixing sodium chloride with water, evaporating water, or adding silver nitrate to an aqueous solution of sodium chloride.
https://youtu.be/l_68FySabHw#t=03m51s
3- Heating cobalt chloride hexahydrate.
https://youtu.be/l_68FySabHw#t=08m06s
4- Sublimation of Iodine crystals.
https://youtu.be/l_68FySabHw#t=11m03s
5- Mixing Magnesium ribbon with copper (II) sulfate.
https://youtu.be/l_68FySabHw#t=12m38s
6- Mixing copper wool with nitric acid.
https://youtu.be/l_68FySabHw#t=13m35s