The best things in life are free: the chemistry of love and the love of chemistry.
(based on booklet in menu)
2013-14: Also see textbook p 394 for sig figs section
(minor error: unless they fixed it already, names of laws reversed)
Nice superslow video of liquid oxygen.
Underestimating James Bond's Energies
Neat--- the deep bass pulses air across the base of the flame, cooling it enough to extinguish it.
The ‘rosette’ spots of a jaguar can be reproduced by two coupled activator–inhibitor processes.
A chromatogram with a 50-50 mixture of acetone-alcohol reveals that photosystems consist of more than 1 pigment (from 800mainstreet.com)
How to calculate average chalk rate consumption in g/min. Think. It's easy
Killer Ksp p93
Here is some time lapse photography to reveal how silver crystals grow from the reduction of silver ions and the oxidation of copper. I used one frame per 11 seconds.
(also do #12 from pretest 1.1 above)
2015-16 Pretest 1.2 (Answers)
Ae and more cal (For #19 consult the appendix on page 420 in the textbook)
Democracy selected Hess Law and Bond Energies as flashback questions.
Pretest 3.1(2016) Questions..
(2013)for pretest 3.4:
(also study corrosion and have a look at in-class exercises:
2015 Lab Pretest.....
Lab Answers& Slide Show(updated Tues May 19, 2015. More slides and notes
(This is missing two topics: partial pressure and bond energies; see notes and review 0 below for practice)
(error: #5: answer is A, not B
Exam-type Questions Vol. 3(answers too)