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Learn AP Chemistry with Mr. Krug! Get the AP Chemistry Ultimate Review Packet: http://www.ultimatereviewpacket.com/courses/chem *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. #apchemistry #apchem #enthalpy In this video, Mr. Krug shows students how Hess's Law works and how we can manipulate several individual equations to calculate the change in enthalpy of a separate equation. In this video, Mr. Krug works multiple problems, solving for ΔH using Hess's Law. 00:00 What Is Hess's Law? 02:04 Example Problem 1 - Manipulating 2 Equations 04:44 Example Problem 2 - Manipulating 3 Equations
