Ideal Gas Law: Where did R come from? @tdewitt451

Uploaded December 2010 | Updated September 2026, 1 week ago

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You can find the number for R in any textbook, but where did it come from in the first place? In this video, we show how to derive the universal gas constant used in the ideal gas law.

Converting between Moles, Atoms, and Molecules (Part 2)

$Mole Fraction Introduction This video is an introduction to mole fraction. Mole fraction is one of the ways that we can describe or measure the concentration of different components in a mixture. It is calculated by dividing the moles of the component of interest by the total number of moles in the mixture. This video is for students in both high school and college/university. It will also be helpful to people who are preparing for the following curricula and exams: AP, SAT, IB, A-levels, O-levels, IGCSE, ICSE, CBSE, MCAT, DAT, OAT, JEE, NEET$

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