Khan Academy Avogadro's Number

Khan Academy Avogadro's Numbers

The Mole, Avogadro’s Number, and Counting by Mass (or Weight!) This video introduces counting by mass, the mole, and how it relates to atomic mass units (AMU) and Avogadro’s number. The Mole and Avogadro’s Number. Introduction to the idea of a mole as a number (vs. A video demonstration of The Mole and Avogadro's Number from Salman Khan of Khan Academy. Concentrations of Solutions Calculations Brief explanations of terms and formula plus variations of the formula. Dilution Calculations and examples A clear description and example of creating dilutions. Chemistry library - Atoms, compounds, and ions - Introduction to the atom - The mole and Avogadro's number. Plus there's a whole new unit, More about atoms, which contains two playlists, each with just one module that has the same name as the playlist: Moles and molar mass - Moles and molar mass - This module is an exercise. The number 6.022 × 10²³ is known as Avogadro's number. The Mole and Molar Mass, Study Guide 📖 This study guide explains the concept of a mole, and provides examples of calculating the molar mass of: Al(NO 3 ) 3, Ba(SCN) 2, CO, N 2, Ar, HCl, CaSO 4 ⋅ 1 ⁄ 2 H 2 O, Ca(C 2 H 3 O 2 ) 2, (HOOCCH 2 ) 2 NCH 2 CH 2 N(CH 2 COOH) 2,.