Professor Dave Explains
Organic Chemistry Mechanism Challenge 6
Need some organic chemistry practice? Here's a tricky mechanism to try!
Catalyst University
Buffers: Henderson-Hasselbalch Proof pH=pKa
Proof that pH=pKa when conjugate acid and base concentrations are equal; proof that conjugate acid and base concentrations are equal when pH=pKa
FuseSchool
Other Acids
Learn the basics about Other acids. Acids have a variety of applications for the industrial and domestic markets. What does that mean? Find out more in this video!
Curated Video
The History and Making of Cheese
Cheese is a dairy product made by coagulating ceisin in milk to separate it from the whey. Learn more about the dairy product and how to make your own cheese!
Food Farmer Earth
Ayers Creek Farm Organic Preserves
A great preserve faithfully captures the essence of the fruit and magnifies its flavor. So says organic farmers Anthony and Carol Boutard who strive for this level with their Ayers Creek Farm fresh fruit preserves.
Professor Dave Explains
Titration of Strong Acid With Strong Base
One of the most commonly performed techniques in the general chemistry laboratory is the acid-base titration. This is an analytical technique that we can use to determine the concentration of some analyte by titrating with some titrant...
Curated Video
061 The Bohr Effect
In this video, Leslie talks about the bohr effect, showing how a combination of an increase in CO2 production, combined with a reduction in pH results in an increase in Oxygen delivery by Hemoglobin.
Professor Dave Explains
Practice Problem: Titration Calculations
Titration is a way to do stoichiometry with acids and bases. The equivalence point tells us something about the moles of acid and base that are present in solution at that moment. And if we know one of those values, we can know the...
Professor Dave Explains
Peterson Olefination
Next in the series of olefination reactions is the Peterson olefination. This uses alpha-halo silanes and is quite fascinating, with a number of unique advantages. Namely, the stereochemistry of the alkene product can be controlled by...
Curated Video
AWS Certified Data Analytics Specialty 2021 - Hands-On! - Amazon Relational Database Service (RDS) and Aurora
This video focuses on Amazon RDS and Aurora. This clip is from the chapter "Domain 4: Analysis" of the series "AWS Certified Data Analytics Specialty 2021 "Hands-On!".In this section, you will learn how to build a more complex...
Curated Video
Cellular Respiration - Energy in a Cell
In this lecture, I talk about Cellular respiration, which consists of Glycolysis, the Krebs Cycle and the Electron Transport Chain. I deal with how Glucose is broken down and how ATP is made. Since energy is important for all living...
Catalyst University
Digestion, Absorption, & Handling of Vitamin B12 (Cobalamin)
B12 (cobalamin) is a water soluble B vitamin that requires special handling upon ingesting and subsequent absorption and transport. Here, we discuss the general pathway.
Food Farmer Earth
Homemade Ricotta Cheese: A Simple and Flavorful Recipe
This guide demonstrates the easy process of making whole milk ricotta cheese at home, requiring just milk, citric acid (or lemon juice/vinegar), and salt. The emphasis is on gentle heating and careful handling to ensure the curds form...
Professor Dave Explains
Acid-Base Titration
Any introductory chemistry class will include titrations, and to do these, you have to do math. But you get to see pretty colors, too! Here's a quick run through of the stoichiometry of it all.
The Viral Fever
The Food Files, Series 1
Foodie and health guru Nikki Muller investigates the real health benefits and risks of our favourite foods, exploring each food’s origins and dispelling the many myths of nutrition. With the help of leading scientists, doctors and...
FuseSchool
Stomach Acid
Learn the basics about what stomach acid is as part of the acids and bases topic.
Food Farmer Earth
Canning Magic: Marisa McClellan's Journey into Jam Making
Marisa McClellan shares her personal journey from childhood experiences of making jam to embracing canning as a full-blown career, highlighting the simplicity and accessibility of hot water bath canning for home preservation. She...
FuseSchool
Making Soluble Salts
Learn the basics about how to make soluble salts as part of the acids and bases topic.
Curated Video
Calculating Balancing Numbers in Chemical Reactions and Limiting Reactants
The video explains how to use the masses of reactants and products in a chemical reaction to calculate the balancing numbers in a symbol equation. Two examples are provided to illustrate the process, and the concept of limiting reactants...
msvgo
Chemical Reactions: Carboxylic acids
This nugget explains the different chemical properties of carboxylic acids and their uses.
FuseSchool
Properties of Sulfur
Sulfur is the 16th element of the periodic table, and is a non-metal. In its elemental form it is a bright yellow crystalline solid at room temperature. In this video we are going to look at the basic physical and chemical properties of...
Catalyst University
MacConkey Agar
1) Theory behind MacConkey agar in microbiology. 2) How to identify bacteria as Gram(+) or Gram(-). 3) How to identify bacteria as Lactose(+) or Lactose(-).