Unit 3


Demos to Prepare:
For Elements & Compounds:
Elements from Demo Box
Compound: Sugar -- Black Banana (H2SO4 & Sucrose).
Mixture (hetero & homo), Compound, Evidences for Chemical Change, :
Zincs  + Sulfur  -->  Zinc Sulfide

Heterogenious Substances
are not uniformly distributed.

All Solutions are Homogeneous

The separation of substances by their differing boiling points.

Gases produced, color changes, heat & light emitted,
new substances produced, old substances destroyed.

Here Endeth Matter