An Introduction to Moles and Molar Mass - AP Chem Unit 1, Topic 1a

Learn AP Chemistry with Mr. Krug! Get the AP Chemistry Ultimate Review Packet: http://www.ultimatereviewpacket.com/c... Guided notes for these AP Chem videos are now included in the Ultimate Review Packet! Find them at the start of each unit. If you need help reviewing for your other AP Courses, such as Biology, Physics 1, Environmental Science, Calculus AB, Pre-Calculus, Psychology, Macroeconomics, World History, US History, and more, check out http://www.ultimatereviewpacket.com. In this video, Mr. Krug gives new AP Chemistry students an introduction to the mole concept and an overview of the size of Avogadro's Number.