Instructional Video
Sophia Learning

Sophia: Chemical Reaction Types: Combustion: Lesson 1

9th - 10th
This lesson will show that a combustion reaction is a hydrocarbon burned in oxygen to form water and carbon dioxide. It is 1 of 2 in the series titled "Chemical Reaction Types: Combustion."
Instructional Video
Sophia Learning

Sophia: Chemical Reaction Types: Decomposition: Lesson 2

9th - 10th
This lesson will demonstrate how to identify and complete a decomposition reaction. It is 2 of 2 in the series titled "Chemical Reaction Types: Decomposition."
Instructional Video
Sophia Learning

Sophia: Chemical Reaction Types: Single Replacement: Lesson 1

9th - 10th
This lesson will demonstrate how to identify and complete a single replacement reaction. It is 1 of 2 in the series titled "Chemical Reaction Types: Single Replacement."
Instructional Video
Crash Course

Crash Course Chemistry #8: Acid Base Reactions in Solution

9th - 10th
Today, Hank talks about the actual reactions happening in solutions - atoms reorganizing themselves to create whole new substances in the processes that make our world the one we know and love. This week, we focus on acids and bases and...
Instructional Video
Crash Course

Crash Course Chemistry #6: Stoichiometry

9th - 10th
Chemists need stoichiometry to make the scale of chemistry more understandable - Hank is here to explain why, and to teach us how to use it. [12:48]
Instructional Video
Khan Academy

Khan Academy: Chemistry: Hess's Law and Reaction Enthalpy Change

9th - 10th
A video lecture giving an explanation of Hess's law, the law of heat summation. Understand that whether the process takes places in one or several steps the heat released or absorbed in a chemical process is the same. The video also...
Instructional Video
Khan Academy

Khan Academy: Chemistry

9th - 10th
A video lecture that builds on previous knowledge of enthalpy to find out how much heat energy is either gained or lost in a reaction. By being able to predict how much heat it takes to produce certain products, it is explained to...
Instructional Video
Khan Academy

Khan Academy: Synthesis of Alcohols: Preparation of Alcohols Using Li Al H4

9th - 10th
Khan Academy explores the use of lithium aluminum hydride to prepare alcohols. [11:17]
Instructional Video
Sophia Learning

Sophia: Enzymes

9th - 10th
This narrated screencast explains the role enzymes play in cellular metabolism. [4:42]
Instructional Video
Sophia Learning

Sophia: Structure and Function of Macromolecules: Enzymes

6th - 9th
Listen to this podcast introducing the function of enzymes in the human body. [0:38]
Instructional Video
Crash Course

Crash Course Chemistry #18: Enthalpy

9th - 10th
A crash course episode introducing what the state function is, and how it varies from a path-dependent function; why enthalpy change is different from heat; and the fact that bonds are energy and to form and break them they release and...
Instructional Video
Khan Academy

Khan Academy: 2015 Ap Chemistry Free Response 3b

9th - 10th
Calculate the concentration of weak base using information about equivalence point in a titration. This example is from the 2015 AP Chemistry free response question 3b. [6:16]
Instructional Video
Khan Academy

Khan Academy: Stoichiometry Example Problem 1

9th - 10th
See a worked out stoichiometry example problem. [11:36]
Instructional Video
Khan Academy

Khan Academy: Stoichiometry Example Problem 1

9th - 10th
Figuring out grams of reactants and product produced from reaction of phosphorous and chlorine. [11:36]
Instructional Video
Khan Academy

Khan Academy: Catalysts

9th - 10th
This video [7:30] explains how a catalyst speeds up a chemical reaction by lowering the activation energy.
Instructional Video
Next Vista for Learning

Next Vista for Learning: Stoichiometry

9th - 10th
Explore stoichiometry in this video by making an analogy to the process and making s'mores. Then see a stoichiometry example using a real chemical equation. [3:46]
Instructional Video
Sophia Learning

Sophia: Define Energy: Kinetic and Potential

9th - 10th
This lesson will define kinetic and potential energy, particularly as it relates to chemical reactions.
Instructional Video
Sophia Learning

Sophia: Enzyme Function: Lesson 1

9th - 10th
This lesson will describe how an enzyme is used to turn substrate into product. It is 1 of 5 in the series titled "Enzyme Function."
Instructional Video
Sophia Learning

Sophia: Balancing Chemical Equations: Lesson 2

9th - 10th
This lesson will explain how to balance a chemical reaction. It is 2 of 6 in the series titled "Balancing Chemical Equations."
Instructional Video
Sophia Learning

Sophia: Balancing Chemical Equations: Lesson 5

9th - 10th
This lesson will explain how to balance a chemical reaction. It is 5 of 6 in the series titled "Balancing Chemical Equations."
Instructional Video
Sophia Learning

Sophia: Catalyst: Lesson 3

9th - 10th
This lesson will describe that a catalyst is something which can speed up a reaction by lowering activation energy. It is 3 of 4 in the series titled "Catalyst."
Instructional Video
Sophia Learning

Sophia: Chemical Reactions: Lesson 2

9th - 10th
This lesson will present a basic understanding of the periodic chart of elements and how to predict chemical reactions based on given information. It is 2 of 9 in the series titled "Chemical Reactions."
Instructional Video
Sophia Learning

Sophia: Chemical Reactions: Activity Series: Lesson 2

9th - 10th
This lesson will explain that a single replacement reaction needs a driving force in order to go forward to completion. It is 2 of 2 in the series titled "Chemical Reactions: Activity Series."
Instructional Video
Sophia Learning

Sophia: Chemical Reactions: Activity Series: Lesson 1

9th - 10th
This lesson will explain that a single replacement reaction needs a driving force in order to go forward to completion. It is 1 of 2 in the series titled "Chemical Reactions: Activity Series."