1.7: Scientific Notation Tutorial with Practice Problems

http://www.fordhamprep.org/gcurran/sho/sho/lessons/lesson25.htm

1.7: Practice Problems with Answers

http://regentsprep.org/Regents/math/ALGEBRA/AO2/page5a.htm

Significant Figures Tutorial, Sample Problems, and Links

http://www.chem.sc.edu/faculty/morgan/resources/sigfigs/index.html

ADV 2.4: Sample Problem from Worksheet 120

2.4/2.5: Practice Worksheet with Answers

https://docs.google.com/document/d/1Sk2HrE044X9Se2mu5xlNHR043k5-4ZWT4ic_5T_h50M/edit

2.4/2.5: Practice Quiz

http://www.quia.com/pop/184568.html?AP_rand=891139385

2.3: Lab Equipment Quiz

Check out this quiz to help you identify some pieces of lab equipment!

http://www.sciencegeek.net/Chemistry/taters/labequipment.htm

ADV 2.3: Some more information about "Heats of Formation"

ADV 2.4: Hess's Law Lecture w/Heats of Formation

ADV 2.3: Molar Heat of Vaporization and Fusion Example Problems

Molar Enthalpy of Vaporization

Molar Heat of Fusion

ACT Science Reasoning Prep Videos

These are great ACT Prep Videos for the Science Reasoning Portion of the ACT. To make this effective, you will need one of the ACT guidebooks from the guidance office to follow along.

ADV 2.4: Hess's Law Tutorial and Practice Quiz

http://www.gst-d2l.com/homework/Hess.html

Unit 2 Learning Targets

https://docs.google.com/document/pub?id=1ThxMEG2_sdtGBJwjEJC0A2ZNy-wrGvkH4fnlbH_hNzI