Physical science - If you need more help with balancing equations, try these links.
Practice for test 4/17 https://jeopardylabs.com/play/get-ready-to-rock-the-test-review
Chemistry- Practice problems on stoichiometry problems
4/23 simulation in chem ph/pOH https://phet.colorado.edu/en/simulation/ph-scale
To relearn/learn stoichiometry http://www.teachertube.com/viewVideo.php?video_id=140002
7th hour: http://users.wfu.edu/ylwong/balanceeq/balanceq.html <-- use to learn/practice how to balance equations.
Use to practice types of reactions after reading the definitions http://www.sciencegeek.net/Chemistry/taters/EquationIdentification.htm
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