Bozeman Science
The Rate of Reactions
In this video Paul Andersen defines the rate of a reaction as the number of reactants that are consumed during a given period of time. The rate of the reaction can be affected by the type of reaction as well as the concentration,...
Bozeman Science
Electrochemistry
In this video Paul Andersen explains how electrochemical reactions can separate the reduction and oxidation portions of a redox reactions to generate (or consume) electricity. The half reactions can be analyzed to determine the potential...
Bozeman Science
Limiting Reactants and Percent Yield
Mr. Andersen explains the concept of a limiting reactant (or a limiting reagent) in a chemical reaction. He also shows you how to calculate the limiting reactant and the percent yield in a chemical reaction.
Bozeman Science
The Reaction Quotient
In this video Paul Andersen explains how the reaction quotient is used to determine the progress of a reversible reaction. The reaction quotient (Q) is the ratio of the concentration of products to the concentration of reactants. The...
SciShow Kids
Blow Up A Balloon With Science! #sciencegoals
Can you believe that you can blow up a balloon without actually blowing your own air into it!? Follow along with this super neat experiment and find out how!
Bozeman Science
The Rate-Limiting Step
In this video Paul Andersen explains why the slowest elementary step in a chemical reaction is the rate-limiting step. This step can be used to determine the overall rate law of the chemical reaction.
Bozeman Science
A Beginner's Guide to Balancing Equations
Mr. Andersen explains the basics of balancing chemical equations. A visual guide shows you how to change coefficients to balance the atoms in reactants and products.
Curated Video
A particle model of chemical reactions
Pupil outcome: I can draw particles diagrams of reactants and products to show how they are rearranged by a chemical reaction. Key learning points: - Reactants are the chemicals that react in a chemical reaction. - Products are the...
Curated Video
Effect of inert gas on chemical equilibrium
Explores the minimal impact of inert gases on equilibrium, except in cases of volume change.
Curated Video
Lechatliers principle and pressure effect
Explains how equilibrium shifts in response to pressure changes, following Le Chatelier’s Principle
Curated Video
Concentration change and equilibrium
Analyzes how Le Chatelier’s Principle applies to concentration changes
Curated Video
Predicting direction of reaction
Explains how comparing 𝑄 Q with 𝐾 K determines the direction of reaction shift
Curated Video
Reaction Quotient - Predicting Reaction
Describes the reaction quotient (Q) and its role in predicting whether a reaction will proceed forward or reverse
Curated Video
Significate of equilibrium constant
Explains how the magnitude of the equilibrium constant reflects reaction favorability.
Curated Video
Kc & Kp Units
Explores the units of equilibrium constants for reactions in different states
Curated Video
Law of Chemical Equilibrium
Explains the mathematical relationship between reactant and product concentrations at equilibrium
Curated Video
Dynamic Equilibrium - Experimental Analysis
Describes experiments used to observe and analyze dynamic equilibrium
Curated Video
Formation of Hydrogen Iodide
Discusses the reversible reaction between hydrogen and iodine to form hydrogen iodide
Curated Video
Dynamic Equilibrium - Characterestics
Highlights the essential features, such as constant concentrations and reaction rates
Curated Video
Chemical Equilibrium & Dynamic Equilibrium
Explains how dynamic equilibrium is a state where reactants and products interconvert at equal rates
Curated Video
Reversible Reactions
Highlights reactions that can proceed in both forward and reverse directions, reaching a state of balance.
Curated Video
Chemical Reactions - Irreversible & Precipitation Reactions
Explains irreversible reactions that proceed to completion and precipitation reactions where insoluble solids form from solutions
Curated Video
Limiting vs Excess Reactants - what's the difference?
Do you know the difference between a limiting and excess reactant and how to identify them in a chemical reaction? These are important skills to mastering chemistry! In this video, we will show you the difference between limiting and...
Curated Video
There are only TWO things that ALL combustion reactions have in common...
Combustion chemical reactions are reactions that burn a fuel. The fuel that is burned is a hydrocarbon and we all know that oxygen is needed for something to burn. So all combustion reactions will have the reactants of a hydrocarbon and...