SciShow
Fool’s Gold Might Be Better Than the Real Thing
This month's Rocks Box is pyrite, also called fool's gold. But this fool's gold might not be so foolish, since we can use it to get all kinds of other minerals we really need, and it may be a key to getting real gold after all.
SciShow
The Moon is Rusting. It's the Earth's Fault.
The Moon is typically 380,000-ish kilometers from the Earth, so it doesn't seem like they have that much of a direct influence on one another. However, the presence of hematite on the lunar surface suggests our planet is causing the Moon...
SciShow
How Can Orange Juice Make Your Kale Better?
No matter how much kale or spinach you eat, the bioavailability of non-heme iron doesn't increase, but the vitamin C in orange juice can actually help your body absorb more of it.
SciShow
Oxygen is Killing You
Hank introduces us to oxygen - the element that makes it possible for most animals to live, but which is simultaneously responsible for a lot of bad things going on in our bodies.
SciShow
Pennsylvania's 50-Year-Old Coal Fire
SciShow takes you to Centralia, Pennsylvania, site of one of the oldest, biggest coal fires in the United States, and explains the chemistry of spontaneous combustion.
Curated Video
GCSE Chemistry - Alcohols #57
This video covers: - Alcohols are a homologous series of organic compounds with an OH functional group - How to name them - Their properties: flammable, soluble and they can be oxidised - Their uses: as fuels and solvents Exam board...
Catalyst University
NAD: Structure and Reduction of NAD to NADH
NAD: Structure and Reduction of NAD to NADH
Catalyst University
Alpha Oxidation of Branched-Chain FAs in Humans & Ruminants
In this video we discuss the following: [1] one major source of branched-chain fatty acids [2] the conversion of phytol to phytanoyl-CoA [3] alpha oxidation of phytanoyl-CoA
Catalyst University
Weak C-O Bond Oxidations With PCC, DMP, etc.
Weak C-O Bond Oxidations With PCC, DMP, etc.
Catalyst University
Human Sulfur Metabolism (Part 1): Hydrogen Sulfide and Atomic Sulfur!
Human Sulfur Metabolism (Part 1): Hydrogen Sulfide and Atomic Sulfur!
Catalyst University
Glutamate Semialdehyde Catabolism to Oxoglutarate
Glutamate Semialdehyde Catabolism to Oxoglutarate
Curated Video
Understanding Atmospheric Pollution: Causes, Effects, and Solutions
The video discusses atmospheric pollution and the effects of burning fossil fuels. It explains the pollutants created through combustion, such as carbon dioxide, particulates, carbon monoxide, sulfur dioxide, and nitrogen oxides. The...
Catalyst University
CYP2E1 Mechanism: Oxidation of Ethanol to Acetaldehyde
CYP2E1 Mechanism: Oxidation of Ethanol to Acetaldehyde
Professor Dave Explains
Oxidation of Alkenes Using Potassium Permanganate (Hot and Cold Conditions)
We've seen that KMnO4 can oxidize alcohols and aldehydes to give carboxylic acids and ketones, but this reagent can also oxidize alkenes. The product(s) will be different depending on whether we use cold basic conditions or hot acidic...
Catalyst University
Overview or Oxidation Reactions in OCHEM
Overview or Oxidation Reactions in OCHEM
Professor Dave Explains
Practice Problem: Oxidizing Agents
For this one we need to know the ability of different oxidizing agents to react with various functional groups, and what functional groups will result.
Professor Dave Explains
Organic Chemistry Synthesis Challenge 3
Need some organic chemistry practice? Here's a tricky synthesis to try!
Catalyst University
Oxidation versus Reduction: A Comparison
Oxidation versus Reduction: A Comparison