National Science Foundation
National Science Foundation: Secret Writing
A demonstration of how to write a reversible secret message using goldenrod colored paper, a candle, and ammonia-based window cleaner. [1:58]
Sophia Learning
Sophia: Acid/base Titration Calculations: Lesson 2
This lesson will demonstrate how to calculate the concentration of an unknown (acid or base) using the information obtained from a titration. It is 2 of 2 in the series titled "Acid/Base Titration Calculations."
Sophia Learning
Sophia: Acid/base Titration Curve: Lesson 2
This lesson will explain the regions of a titration curve and what they represent. It is 2 of 2 in the series titled "Acid/Base Titration Curve."
Sophia Learning
Sophia: Acid/base Titration Curve: Lesson 1
This lesson will explain the regions of a titration curve and what they represent. It is 1 of 2 in the series titled "Acid/Base Titration Curve."
Sophia Learning
Sophia: Acid/base Titrations Definitions: Lesson 2
This lesson will define the vocabulary of an acid/base titration - endpoint/equivalence point, titrant, indicator, and sample. It is 2 of 2 in the series titled "Acid/Base Titrations - Definitions."
Sophia Learning
Sophia: Acid/base Titrations Definitions: Lesson 1
This lesson will define the vocabulary of an acid/base titration - endpoint/equivalence point, titrant, indicator, and sample. It is 1 of 2 in the series titled "Acid/Base Titrations - Definitions."
Sophia Learning
Sophia: Acids and Bases Definitions: Arrhenius: Lesson 2
This lesson will give the Arrhenius definition of an acid and a base and show several examples. It is 2 of 2 in the series titled "Acids and Bases Definitions: Arrhenius."
Sophia Learning
Sophia: Acids and Bases Definitions: Bronsted Lowry: Lesson 2
This lesson will give the Bronsted-Lowry definition of an acid and a base and show several examples. It is 2 of 2 in the series titled "Acids and Bases Definitions: Bronsted-Lowry."
Sophia Learning
Sophia: Calculating P Oh: Lesson 2
This lesson will demonstrate how to calculate the pOH of a solution knowing the total of both pH and pOH is 14. It is 2 of 2 in the series titled "Calculating pOH."
Bozeman Science
Bozeman Science: Acids, Bases & P H
Paul Andersen explains pH as the power of hydrogen. He explains how increases in the hydronium ion (or hydrogen ion) concentration can lower the pH and create acids. He also explains how the reverse is true. An analysis of a strong acid...
PBS
Pbs Learning Media: Crash Course Chemistry: How to Speak Chemistrian
Learning to talk about chemistry can be like learning a foreign language, but Hank is here to help with some straightforward and simple rules to help you learn to speak Chemistrian like a native. [10:42]
PBS
Pbs Learning Media: Crash Course Chemistry: Buffers, the Acid Rain Slayer
In this episode, Hank talks about how nutty our world is via Buffers! He defines buffers and their compositions, talks about carbonate buffering systems in nature, acid rain, pH of buffers, and titration. Plus, a really cool experiment...
PBS
Pbs Learning Media: Crash Course Chemistry: Acid Base Reactions in Solution
Hank talks about the actual reactions happening in those 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...
PBS
Pbs Learning Media: Crash Course Chemistry: P H and P Oh
In this episode, Hank goes over Reversible Reactions, the water dissociation constant, what pH and pOH actually mean, Acids, Bases, and Neutral Substances as well as the not-so-terrifying Logarithms, strong acids, weak acids, and how to...