Chemistry Collective
Virtual Lab: DNA Binding Problem
Why do the bases in DNA pair up the way they do? Unravel the mystery of the double helix in a virtual lab. Young scientists follow in the footsteps of Watson and Crick to determine the free energy associated with DNA base pair binding....
Curated OER
Equilibrium Calculations
The equilibrium constant does not change — as long as the temperature remains unchanged. Here's presentation that briefly reviews equilibrium constants before working through four practice problems, including three calculating the Keq...
Curated OER
Chemical Equilibrium Worksheet
In this chemical equilibrium worksheet, students match the 8 terms on the left with the correct description on the right. They write short answers and fill in the chart for 27 questions.
Curated OER
Review of Reaction Kinetics
For this chemistry review worksheet, students answer 50 multiple choice questions on reaction kinetics. They identify the factors affecting the rates of reactions.
Curated OER
Equilibrium Review Sheet
For this equilibrium worksheet, students answer 5 questions about reactions reaching equilibrium, the concentration of the products and reactants when they reach equilibrium, and the effects of temperature changes, quantities of...
Curated OER
AP Chemistry-Equilibrium Worksheet
In this equilibrium worksheet, students find moles of substances at equilibrium, the effects of changing pressure and temperature on the equilibrium of reactions, the concentration of substances in reactions and the equilibrium constants...
Curated OER
Equilibrium
In this equilibrium worksheet, students solve 4 problems. They calculate reaction quotients for problems, they examine a reaction in equilibrium and predict solutions to changes made to the reaction.
Curated OER
Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry learning exercise, students solve twenty problems related to acids and bases, equilibrium and water.
Curated OER
Equilibrium Constant
In this reactions worksheet, students write the equilibrium expressions for the given unbalance equations. This worksheet has 6 problems to solve.
University of Arizona
The Biology Project: Energy, Enzymes, and Catalysis Problem Set
How well do you know the relationship between enzymes and activation energy? This resource provides you with short quizzes and tutorials to provide feedback for those topics you don't understand.
Khan Academy
Khan Academy: The Equilibrium Constant K
Reversible reactions, equilibrium, and the equilibrium constant K. Learn how to calculate K, and how to use K to determine if a reaction strongly favors products or reactants at equilibrium.
Khan Academy
Khan Academy: Calculating Equilibrium Constant Kp Using Partial Pressures
A thorough reference providing the definition of equilibrium constant Kp for gas phase reactions, and how to calculate Kp from Kc.
Khan Academy
Khan Academy: Weak Acid Base Equilibria
Learn about weak acid and base ionization reactions and the related equilibrium constants, Ka and Kb. Relate Ka and Kb to pH, and calculate percent dissociation.
Chem4kids
Chem4 Kids: Equilibrium Basics
This Chem4Kids.com site explains what equilibrium is in easy-to-understand language. Content includes a great example, as well as exploring different things which effect the position of equilibrium.
Chemistry Collective
Chem Collective: Dna Binding Problem
In this activity, students explore equilibrium constants in biochemical systems by measuring the binding constant of a DNA-Dye reaction.
Davidson College
Davidson College: Chemical Equilibria: Calculations With Reaction Stoichiometry
Explains the use of a reaction table when analyzing chemical equilibrium and presents a virtual experiment where the equilibrium constant of a chemical reaction is determined for different scenarios. Requires Java.
Simon Fraser University
Chem1 Virtual Textbook: Equilibrium Calculations
Acting as an overview from the General Chemistry Virtual Textbook, this site explores a range of topics related to equilibrium constants including measuring and calculating equilibrium constants, calculating equilibrium compositions from...
Simon Fraser University
Chem1 Virtual Textbook: The Equilibrium Constant
With an overview of topics related to chemical equilibrium, this site provides a foundation to a study of thermodynamics and equilibrium. Included in the discussion with the equilibrium constant are topics such as equilibrium and...
Other
Rensselaer Polytechnic Institute: Chemical Equilibrium
This site from the Rensselaer Polytechnic Institute provides an introduction to chemical equilibrium, covering equilibrium expressions, the pH scale, and presenting how to plot log concentration diagrams.
State University of New York
State University of New York: The Meaning of the Equilibrium Constant
This simulation shows a model of an equilibrium system for a unimolecular reaction.
State University of New York
State University of New York: Equilibrium Constant Expressions
This module simulates the reactions toward equilibrium for four systems with different stiochiometries.
Khan Academy
Khan Academy: The Reaction Quotient Q
Definition of reaction quotient Q, and how it is used to predict the direction of reaction.
Other
New Mexico State University: Chemical Equilibrium
A one page tutorial which teaches the viewer how to predict and write equilibrium expressions and use them to calculate equilibrium concentrations. Discusses Le Chatelier's Principle.
Shodor Education Foundation
Shodor: Equilibrium
A presentation of the basics of chemical equilibrium, covering equilibrium expressions, Le Chatelier's principle, and sample calculations.