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Curated Video
Oscillating Colour Change
We use three chemical solutions to create an oscillating reaction. The three different solutions are mixed using a magnetic stirrer and the colour changes from clear to amber to dark blue. This pattern repeats as the concentrations of...
Curated Video
Elephant's Toothpaste
We create a rapidly expanding column of foam by mixing chemicals. Hydrogen peroxide and detergent are added to potassium iodide and food colouring to set off a reaction that creates vibrant expanding foam. Chemistry - Reactions -...
Curated Video
Color and Chemistry: The Evolution of Hair Dye and Nail Polish
Explore the rich history and science behind hair dye and nail polish, from ancient natural dyes to modern chemical processes. Discover how ancient cultures used plants and minerals for coloring, the revolutionary introduction of...
Curated Video
Illuminating Innovation: Energy from Animals, From Methane to Bioluminescence
Uncover the fascinating world of animal-derived energy solutions, from cows powering farms through methane production to microorganisms illuminating buildings. This video showcases how bioluminescence and anaerobic digestion are...
Curated Video
Science or Magic? Debunking Internet Phenomena
Explore the science behind astounding tricks seen online, such as eggs that bounce and excessive foam from simple reactions. This segment explains how everyday chemistry and physics contribute to these seemingly miraculous occurrences,...
Curated Video
Examining the Rate-Determining Step Chemical Barrier
Rate Determining Step, definition, calculation in Hydrogen peroxide.<b<br/>r/>
Reaction Mechanism & Rate Determining Step part 2
Reaction Mechanism & Rate Determining Step part 2
Curated Video
Order Matters : Getting to the Bottom of Reaction Order
Definition of Order of Reaction, Reaction Order calculation in NH3, NO2 formation<b<br/>r/>
Order & Molecularity of Reaction part 1
Order & Molecularity of Reaction part 1
Debunked
Everything you're doing Wrong with Pimples #ACNE #MYTHS
We've all do it at one time or another, but is popping a PIMPLE, ZIT, or SPOT the right thing to do? Could you be doing more bad than good, or is it better to leave it alone?
Curated Video
Lab – Factors that Affect Enzymes
Visual demonstration of the lab factors that affect enzymes
The Backyard Scientist
Devil's Toothpaste Squirtgun (exploded)
Offset your carbon footprint with me on Wren! We'll plant 10 extra trees for the first 100 people who sign up!
Science Buddies
Salt Water Battery Science Project
Catalyst University
D-Amino Acid Oxidase Mechanism and Biology
D-Amino Acid Oxidase Mechanism and Biology
Catalyst University
Advanced Glycation End-Products (AGEs) EXPLAINED [Part 1]
In this video, we explore the mechanism of advanced glycation end-products [AGEs] and how they contribute to inflammation.
Schooling Online
IB Biology Skills: Reliability 3
Robin Hood has a flawless track record. That is, until he completely misses the mark one day! Does this spell the end of his successful career? This lesson will wrap up our discussion of reliability by examining the effects of outliers...
Schooling Online
Biology Skills: Reliability Part 3
Robin Hood has a flawless track record. That is, until he completely misses the mark one day! Does this spell the end of his successful career? This lesson will wrap up our discussion of reliability by examining the effects of outliers...
Schooling Online
IB Biology Skills: Validity 1
The archery contest has a long list of rules, but Chelsea the Cheater keeps breaking them! How does this affect the outcome (conclusion) of the competition? This lesson will introduce the concept of validity and examine the importance...
Catalyst University
Alkene Epoxidation: Theory, Mechanism, and Examples
Alkene Epoxidation: Theory, Mechanism, and Examples
Catalyst University
Catalytic Mechanism of Myeloperoxidase & Hypochlorous Acid Functions
Here we explore the catalytic mechanism of Myeloperoxidase and subsequent formation of Hypochlorous Acid and Hypothiocyanite, two reactive oxidative species (ROS). We will also see functions of Hypochlorous Acid.<br/>
Catalyst University
Thyroid Peroxidase and Thyroid Treatments
Thyroid Peroxidase and Thyroid Treatments
ProTeachersVideo
Demonstrating Chemistry - Spectacular Experiments: Glowsticks
Prof Hal Sosabowski demonstrates how glowsticks work in this visually impressive experiment, which can be used to teach about luminescence and rates of reaction. He mixes the chemicals in both standard and ultra-bright glowsticks,...
Curated Video
Understanding Chemical Reactions: Collision Theory and Catalysts
This video discusses collision theory and how it applies to chemical reactions. The concept of activation energy and how it relates to the rate of a chemical reaction is explained. The video goes on to explore three ways that the rate of...