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...
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!
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.
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
Creating Festive Snowflake Patterns in Microsoft PowerPoint
This tutorial demonstrates how to create intricate snowflake patterns in Microsoft PowerPoint using simple tools and keyboard shortcuts. By grouping and duplicating shapes, rotating them, and converting them into pictures, you can easily...
Economics Explained
Emergency PSA - The End of YouTube in Australia
The News Media Bargaining Code is a proposed piece of legislation currently under review by the Australian parliament, that would work effectively to abolish the level playing field of the internet within the country. Now for all of you...
Curated Video
AWS Certified Cloud Practitioner (CLF-C01)- IP Addresses and Port Numbers – Part 2
In this video, we'll learn about IP Addresses and Port Numbers – Part 2. This clip is from the chapter "AWS Networking and Content Delivery" of the series "AWS Certified Cloud Practitioner (CLF-C01) [Updated for 2021]".This section is...
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...
Rachel's English
English Vocabulary Challenge Day 13
You can improve your English vocabulary and English pronunciation by studying these vocab words, repeating them along with me to master each sound. We’ll study each word by focusing on how Americans actually pronounce it, and we’ll...
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...
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...
Socratica
Empirical Formula
With empirical formulas, it's all about keeping it simple! Introduce the concept of empirical formula to your chemistry scholars through a detailed video from Socratica's Chemistry Lessons series. The resource uses visual...
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.
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...
Educreations
Chemical Analysis Problems
Dive into AP chemistry problems to practice concepts at a high level. A video presentation presents two problems for chemical analysis. Learners see how to analyze an empirical formula or chemical equation in relation to the mass of...
Socratica
Chemistry: Percent Composition
How much oxygen is in water? Is it the same as the chemical formula? Learners observe the differences between a substance's formula and its percent composition with a video from Socratica's Chemistry Lessons series. The narrator...
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]
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...
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]