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Chemistry Lesson: Empirical and Molecular Formulas
A short video is a wonderful addition to enhance your chemistry instruction. It contains a thorough explanation of empirical and molecular formulas, delivered in less than five minutes. It is perfect for an introduction into...
Khan Academy
Worked Example: Determining an Empirical Formula from Combustion Data
Sal builds on the previous video, which shows students how to calculate the mass composition of a compound from its empirical formula. This problem uses the elements Hydrogen, Oxygen, and Sulfur. The process requires a lot of conversions...
Curated OER
Formula from Mass Composition
Students of chemistry are shown how to calculate the empirical formula from a molecule's mass composition. Sal uses a variety of elements from the Periodic Table to demonstrate the process and the calculations involved to arrive at the...
JFR Science
Calculating Empirical and Molecular Formula: What Is a Mass Spectrometer?
What's the formula for success? A unique and well-written resource from JFR Science explains empirical and molecular formulas. Young chemists learn the steps and skills required to determine the formulas from percent composition and...
Socratica
Molecular Formula
Looking for the formula for success in chemistry class? Socratica's lesson on Molecular Formula, from its Chemistry Lessons series, is the solution! The narrator guides learners through the differences between empirical and molecular...
Socratica
Chemistry: Ionic Bonds vs Covalent Bonds (Which is Stronger?)
Both ionic and covalent bonds present as strong bonds, but which is stronger? Socratica presents a video from its chemistry playlist that attempts to answer this question. It addresses how strength is measured and the range of strengths...
Teacher's Pet
Percent Composition and Empirical Formulas
Investigate empirical formulas and their relationships to the composition of a compound. The lesson first demonstrates a percent composition calculation. It then defines an empirical formula and applies it to given masses to determine a...
Fuse School
Formulae of Organic Molecules
Take the bewilderment out of basic formula writing! Young organic chemists explore the various ways of writing chemical formulas in an animated video. The narrator explains the process of writing formulas in displayed, empirical,...
Berkeley University of California
Empirical Formula
Let's determine the molecular formula for skunk spray! High schoolers watch a video to learn how to calculate an empirical formula from given masses. The video then demonstrates how to use mass spectrum results to determine a...
Berkeley University of California
Empirical and Molecular Formula
Watch a short and informative video to learn how to distinguish between empirical and molecular formulas. The video also provides some examples of empirical and molecular formulas for hydrocarbons.
Educreations
Writing & Balancing Combustion Equations
Heat things up in your high school chemistry class with a instructional video on combustion reactions. Starting off with a brief explanation of combustion and the different chemicals involved, this resource walks step by step...
Khan Academy
Khan Academy: Chemistry: Molecular and Empirical Formulas
A video lecture explaining the difference between the molecular and empirical formula. The video also shows how to calculate the molecular mass of a compound. [15:54]