Educreations
The Ideal Gas Law
Help young scientists connect the dots between pressure, temperature, and volume with a video on the ideal gas law. After first reviewing the formula for this fundamental law, the instructor walks step by step through nine different...
Khan Academy
Khan Academy: Ideal Gas Equation Example 1
Figure out the number of moles of gas we have using the ideal gas equation: PV=nRT. [10:08]
Khan Academy
Khan Academy: Ideal Gas Equation Example 4
Figure out the molar mass of a mystery molecule at STP. [5:04]
Khan Academy
Khan Academy: Solubility and Solubility Product Constant
Introduction to solubility and solubility constant with an example of solubility calculation. [11:45]
Khan Academy
Khan Academy: Chemistry: Ideal Gas Equation Example 4
Need some more examples of how to solve problems using the ideal gas law? Here is a video lecture that does just that! In this video, a problem is worked step-by-step to solve for the molar mass of an unknown molecule at STP. [5:03]
Sophia Learning
Sophia: Chemical Reactions Stoichiometry: Lesson 1
This lesson will demonstrate how to use a balanced chemical equation to determine the mass of a product given the starting mass of a reactant. It is 1 of 2 in the series titled "Chemical Reactions - Stoichiometry."
Sophia Learning
Sophia: Converting From Grams to Particles: Lesson 1
This lesson demonstrates how to convert from grams to particles (molecules, atoms, ion). It is 1 of 2 in the series titled "Converting from Grams to Particles."
Sophia Learning
Sophia: Converting From Grams to Volume
This lesson will provide examples of converting from grams of a gas to volume of a gas.
Sophia Learning
Sophia: Converting From Particles to Grams: Lesson 1
This lesson demonstrates how to convert from particles to grams (molecules, atoms, ion). It is 1 of 2 in the series titled "Converting from Particles to Grams."
Tyler DeWitt, PhD
Science With Tyler De Witt: Counting Atoms: Intro to Moles Part 2
Learn about moles to figure out how many atoms you have in something using the periodic table, molar mass, and Avogadro's number. [10:08]
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: Stoichiometry of a Reaction in Solution
A video lecture investigating how to solve problems using stoichiometry. The lecture shows viewers step-by-step how to solve for the mass needed of a substance in order for it to completely react with a solution. [10:18]
Khan Academy
Khan Academy: Chemistry: Acid Base Titration
A video lecture using the concept of titration to find the mass of a compound. The video gives a step-by-step process to solve a problem found in a general chemistry textbook. Given is the mass of the acid dissolved in water and the...
Tyler DeWitt, PhD
Tyler De Witt: Gas Stoichiometry: Equations Part 1
Examples and practice problems of solving equation stoichiometry questions with gases. [5:38]
Sophia Learning
Sophia: Molar Mass of a Compound: Lesson 1
This lesson will define molar mass and give examples of how to determine the molar mass of different compounds using the periodic table. It is 1 of 2 in the series titled "Molar Mass of a Compound."
Sophia Learning
Sophia: Converting From Mass a to Volume B Using a Balanced Chemical Equation
This lesson will demonstrate how to use a balanced chemical equation to determine the volume of substance B given the starting mass of substance A.