Professor Dave Explains
Practice Problem Acidity of Carboxylic Acids
Let's rank these carboxylic acids by acidity! Do you know about the various ways these carboxylate anions can be stabilized? Check it out.
Curated Video
Identifying Metals and Non-Metals: Characteristics, Reactions, and Differences
This is a video lesson on metals and nonmetals. The speaker explains the differences between metals and nonmetals, their characteristics, how to identify them on the periodic table, and how to identify them through their reactions with...
FuseSchool
Acid rain
Learn the basics about Acid Rain. What causes acid rain? Find out more in this video!
Science360
Changing ocean chemistry may threaten Antarctic food chain
For the first time, NSF-funded researchers at the University of California Santa Barbara have collected long-term evidence that links rising levels of carbon and changes in ocean chemistry in Antarctic waters to the inability of tiny...
FuseSchool
Reducing Acid Rain Or Its Effects
Learn the basics about reducing acid rain or its effects. How can we reducing acid rain and its effects? Find out more in this video!
Science360
Origami-inspired medical devices-NSF Science Now 42
In this week’s episode we explore origami-inspired devices, examine family technology rules, and finally we examine how changing ocean chemistry may threaten the Antarctic food chain.
Khan Academy
Khan Academy: Definition of P H
An introduction to pH and the pH scale. See examples of calculating pH of pure water, bleach, and orange juice. [11:38]
Khan Academy
Khan Academy: P H, P Oh of Strong Acids and Bases
This tutorial demonstrates deriving the relationship between pKw, pH, and pOH. Calculating the pH or pOH of strong acids and bases. [14:49]
Khan Academy
Khan Academy: Strong Acids and Strong Bases
See some common strong acids and strong bases. Also examine some examples of calculating the pH of a nitric acid solution, sodium hydroxide solution, and a calcium hydroxide solution. [12:32]
Khan Academy
Khan Academy: Acid Strength, Anion Size, and Bond Energy
Learn how anion size and bond dissociation energies affect acid strength. [5:47]
Khan Academy
Khan Academy: Buffers, the Acid Rain Slayer
Define buffers and their compositions, and learn about carbonate buffering systems in nature, acid rain, pH of buffers, and titration. See an experiment using indicators to showcase just how awesome buffers are. [10:51]
Khan Academy
Khan Academy: Bronsted Lowry Definition of Acids and Bases
See the Bronsted-Lowry definition of acids and bases explained, and learn how to conjugate acids and bases. [8:57]
Khan Academy
Khan Academy: Biology Foundations: Introduction to P H
Introduction to the concept of pH. [5:21]