Khan Academy
Khan Academy: Chemistry: Another Mass Composition Problem
A follow-up to a previous module, this module gives a more complicated example of how to compute the empirical formula using mass composition. The video is a step-by-step review of the process of how to use the mass composition to find...
Khan Academy
Khan Academy: Chemistry: Example of Finding Reactant Empirical Formula
A video lecture solving a problem to find the empirical formula based on a chemical reaction. To find the empirical formula the video gives a step-by-step procedure to figure out the equation, molar mass, and the empirical formula. [17:41]
Khan Academy
Khan Academy: Chemistry: Molecular and Empirical Formulas
A video lecture explaining how to find the molecular and empirical formula knowing the percent composition of each element. The problem is solved in easy to follow steps. [9:30]
Bozeman Science
Bozeman Science: Ap Chemistry: Chemical Analysis
In this video, Paul Andersen explains how chemical analysis is important in determining the composition, purity and empirical formula of a compound. An empirical formula determination problem is also included. [7:24]