Day 6

AP Exam- forgot to bring in reference tables! DM obviously studied from past exam and asked questions from it before the test.
Question 2 ERROR! Do NOT scribble answers...write out a proper key!!!
should have read that the hydrate was heated to a constant mass of 3.608 g NOT 1.373 g !!!

Honors Outline:
Physical Change names:
freezing-melting...etc.
dissolving...show video

Separation Techniques:
Element vs. Compound...chemical means
show electrolysis of water

Homogeneous vs. Heterogeneous Mixtures:
4 ways
+ Basis/ Situation for technique

Got up to chromatography with D and filtration with E.
Need to show coldfinger setup and sublimation of Iodine tomorrow!


Law of Conservation of Mass + Energy
exothermic vs. endothermic
Energy Changes that accompany physical changes
Energy Changes that accompany chemical changes