Bozeman Science
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.
Curated Video
How to find the Molecular Formula of a Chemical Compound
The molecular formula is the actual formula of a compound and can be found by comparing the mass of the molecular formula to the mass of the empirical formula to figure out how much bigger the molecular formula is compared to the...
Curated Video
Chemistry - Molecular and Empirical Formulas Explained - What's the difference?
The molecular formula of a compounds gives you the actual formula while the empirical formula gives you a simplified version of the molecular formula. Both formulas are important in chemistry and they both gives us valuable information....
Curated Video
Empirical formula
A formula that shows the simplest whole number ratio of atoms in a compound. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Professor Dave Explains
Calculating the Formulas of Hydrated Salts
Some ionic compounds are coordinated to a specific number of water molecules in solution. But how many? How can we find out? We can't see molecules! Whatever will we do? Something very clever, as it turns out. Take a look!
Schooling Online
Chemistry Properties and Structure of Matter: Properties of Matter - Naming Allotropes
This lesson will present the rules for writing the names and chemical formulae of elements and their allotropes.
Definitions included: chemical structure, ionic lattice, metallic lattice, molecule, covalent network, solitary atom,...
FuseSchool
Formula Of Organic Molecules
It is important to get your chemistry formula right. This revision video by Chris Raynerd will help you understand the basics of Organic Molecules.
FuseSchool
Formulae of Organic Molecules
Learn the basics about Formula of organic molecules. What is a chemical formula? How do you draw a formula of organic molecules? Find out more in this video!
TMW Media
Naming Molecular Compounds
This program covers the very important topic of naming molecular compounds. We begin by discussing how molecular compounds form and how they arise in nature. We discuss in detail the naming method for molecular compounds including all of...
Professor Dave Explains
IIT/JEE Chemistry Practice #3: Empirical/Molecular Formula
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
Elemental Analysis: Empirical and Molecular Formulas
There's a thing with carbon and hydrogen in it. But how many of each?! That's the kind of thing a chemist should know. So let's do some elemental analysis!
Professor Dave Explains
Practice Problem: Assigning Molecular Structure From an NMR Spectrum
For this one we need to be able to interpret NMR data in order to arrive at the correct molecular structure based on an empirical formula. It's not as hard as it sounds!
Professor Dave Explains
IIT/JEE Chemistry Practice #8: Molecular Formulas
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
Practice Problem: Empirical and Molecular Formulas
How do we know how many atoms of each element are in a particular compound? Through clever experiments! Here let's practice using percent mass information to get the empirical and molecular formulas of a particular compound.
Curated Video
Empirical Formula: Simplest Whole Number Ratio of Atoms in a Substance
The video explains the concept of empirical formula in chemistry. The video also talks about how to convert the molecular formula into the empirical formula and vice versa. The video presents examples of how to determine the empirical...
Curated Video
Finding the Formula of a Metal Oxide through Experimentation
The video explains the process of finding the formula of a metal oxide through experimental means. The presenter explains two methods of determining the formula - forming the metal oxide from the metal and reducing the metal oxide to...
FuseSchool
Empirical Formulae From Percentage Composition
Learn the basics about Empirical formulae from percentage composition. What is an empirical formulae? How do you calculate a percentage composition? Find out more in this video!
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...
Tyler DeWitt, PhD
Tyler De Witt: Calculating Molecular Formula From Empirical Formula
This video helps viewers learn how to calculate molecular formula for a compound when you are given its empirical formula and its molar mass.ca [9:08]
Tyler DeWitt, PhD
Tyler De Witt: Writing Empirical Formula Practice
In this video you will practice writing empirical formulas for many molecular formulas. In order to write the empirical formula, you find the largest number you can divide all of the subscripts by, to reduce it as much as possible. You...
Tyler DeWitt, PhD
Tyler De Witt: Empirical Formula and Molecular Formula Introduction
In this video viewers will learn about what empirical formula and molecular formula are and how they are different. The video also teaches about writing the empirical formula for a compound when given the molecular formula. Molecular...
Khan Academy
Khan Academy: Chemistry: Formula From Mass Composition
Learn how to calculate the empirical formula of a compound by knowing the mass composition. The video gives two step-by-step examples of how to figure out the empirical formula. [12:58]