Curated Video
The Versatility of Glass
Did you know that humans have used glass since ancient times? Glass is created when various substances like sand or ash come into contact with high levels of heat. Learn more about the history and properties of glass.
Curated Video
Understanding Calories: Energy, Food, and Health
Calories are energy our bodies need to function. Learn about the different types of calories, including the small 'c' calorie used in chemistry and the capital 'C' calorie and how calories transform from food to fuel for our bodies.
Catalyst University
General Chemistry | System, Surroundings, & Energy Transfer
How do we define the system? The surroundings? In this video, we explore this along with energy transfer between system and surroundings in the forms of heat and work. We also do a sample calculation of total energy (E = q + w).
Catalyst University
Physical Differentials (2 of 2): Coulombic Transformations
Physical Differentials (2 of 2): Coulombic Transformations
Curated Video
Entropy : Why is it Predicted to Cause the Heat Death of the Universe?
Heat death of the universe, also called The Big Chill or Big Freeze, will happen when the entropy of the universe will be so high that everything and everyone that lives in it will perish. This will happen because an organism living in...
Catalyst University
Hess's Law | Explanation & Example Problem #1
In this video, we do a Hess’s law example problem.
Catalyst University
Physical Differentials (1 of 2): Newtonian Transformations
Physical Differentials (1 of 2): Newtonian Transformations
A Capella Science
Entropic Time (Billy Joel Parody)
Time runs backward in this exploration of why time runs forward, to the tune of Billy Joel's "For The Longest Time"
Professor Dave Explains
Free Energy of Dissolution
We've learned a lot about solution chemistry, and we've also learned about thermodynamics and spontaneity. So what about the spontaneity associated with dissolution? If an ionic solid dissolves in water, is this an enthalpically or...
Curated Video
VAV Variable Air Volume
Variable air volume hvac system basics. In this video we look at the basics of VAV ventilation system covering vav variable air volume systems used in hvac ventilation design, vav terminals, ahu air handling units, fan assisted vav...
Professor Dave Explains
IIT/JEE Chemistry Practice #28: Gibbs Free Energy
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Curated Video
How Thermocouples Work
Thermocouples, learn how thermocouples work in this video. We'll cover types of thermocouples, applications of thermocouples, the physics behind thermocouples as well as experiments to show how it works.
Curated Video
Supermarket HVAC Basics Explained
HVAC systems used in supermarkets & food retailers. In this video we look at different HVACR systems used in supermarkets & food retail outlets to understand the basics of how they work.
Curated Video
Constant Air Volume - CAV
Constant air volume hvac system basics. In this video we look at the basics of CAV ventilation system covering cav constant air volume systems used in hvac ventilation design, cav terminals, ahu air handling units, heat exchangers,...
Professor Dave Explains
IIT/JEE Chemistry Practice #30: Spontaneity
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Professor Dave Explains
IIT/JEE Chemistry Practice #27: Resonance Energy
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Catalyst University
Pressure; Introduction to Gas Ideality and Reality
Pressure; Introduction to Gas Ideality and Reality
Catalyst University
Isobaric Expansion Coefficient and Isothermal Compressibility
Isobaric Expansion Coefficient and Isothermal Compressibility
Professor Dave Explains
Practice Problem: Energy Diagrams
For this one we need to understand what the different parameters on an energy diagram correspond to. Check out my tutorial on this subject in the general chemistry playlist if it seems fuzzy!
Professor Dave Explains
IIT/JEE Chemistry Practice #29: Thermodynamics
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!