US Environmental Protection Agency
Epa: Measuring P H Experiment
This is an activity that deals with acid rain. "This experiment will illustrate how to measure the approximate pH of chemicals in water using a pH indicator." It is easy to follow the comprehensive set of directions.
Museum of Science
The P H Factor
This is a great source of chemistry experiments and information dealing with pH. Learning objectives are provided to explain the basis for each activity. Japanese and Chinese versions are also provided.
Wikimedia
Wikipedia: Electrolyte
This encyclopedia article offers a general overview of electrolytes. Content differentiates the difference in meaning when used in the context of chemistry vs. the context of physiology.
Simon Fraser University
Chem1 Virtual Textbook: The P H Scale
Acting as an overview from the General Chemistry Virtual Textbook, this site explores the pH scale and its characteristics including a chart mapping the various levels of the scale.
Purdue University
Purdue University: Calcium Hydroxide Crystal Structure
A picture of the crystal structure of calcium hydroxide. Additional plug-in required.
Khan Academy
Khan Academy: P H, P Oh, and the P H Scale
Definitions of pH, pOH, and the pH scale. Practice calculating the pH of a strong acid or base solution. Learn the relationship between acid strength and the pH of a solution.
University of Arizona
University of Arizona: Problemas De Acidos Y Bases
Learn about the solvent properties of water, pH, pKa and buffering capacity with a series of problems. The correct answers for the multiple choices problems are reinforced with a brief explanation and the incorrect answers are linked to...
Simon Fraser University
Chem1 Virtual Textbook: Plotting the P H
Acting as an overview from the General Chemistry Virtual Textbook, this site acts as one in a series of slides on acid-base systems. This particular slide deals with coordinating pH graphs.
Simon Fraser University
Chem1 Virtual Textbook: The Phosphate System
Acting as an overview from the General Chemistry Virtual Textbook, this site acts as one in a series of slides on acid-base systems. This particular slide deals with phosphates and the three pKs of the phosphate system.
Chemistry Collective
Chem Collective: Designing a Buffer Solution With a Specific P H
Create a buffer solution at a specific pH using a weak acid and its conjugate base.
Chemistry Collective
Chem Collective: Current Collection of Virtual Lab Problems
A collection of over 30 virtual chemistry problems with accompanying interactive activities. Each problem includes a word file for potential differentiation in your classroom.
CK-12 Foundation
Ck 12: Physical Science: P H Concept
[Free Registration/Login may be required to access all resource tools.] Definition of pH and the strength of acids and bases. How to use the pH scale and why pH is important to living things.
Chemistry Collective
Chem Collective: Determination of the P H Scale
This virtual lab activity where students perform the method of successive dilutions using HCl, NaOH, a pH meter, and universal indicator solution to help understand the logarithmic nature of the pH scale.
Chemistry Collective
Chem Collective: Creating a Buffer Solution
An exercise to design a buffer solution with specific properties.
Other
Johnson County Community College: P H Scale
Colorful chart of the pH scale, including example chemicals.
Chemistry Collective
Chem Collective: Virtual Lab
Perform virtual lab experiments safely. Pour and mix specific amounts of various solutions on screen and observe changes in temperature and pH. Choose glassware and other tools (ie. bunsen burner, scale) to assist with virtual lab...
Chemistry Collective
Chem Collective: Virtual Lab: Default Virtual Lab Stockroom
Perform virtual lab experiments safely. Pour and mix specific amounts of various solutions on screen and observe changes in temperature and pH. Choose glassware and other tools (ie. bunsen burner, scale) to assist with virtual lab...
Simon Fraser University
Chem1 Virtual Textbook: Titration
Acting as an overview from the General Chemistry Virtual Textbook, this site focuses on titration in the relation between acids and bases. The information includes specific mention of titration curves.
Khan Academy
Khan Academy: Water Autoionization and Kw
Learn about the autoionization of water, the autoionization constant Kw, and the relationship between [H+] and [OH-] in aqueous solutions.
US Environmental Protection Agency
Epa: Making a Natural P H Indicator
At this site you will find a step by step process for making a natural pH indicator. One of the main materials you need to have on hand is a red cabbage.
CK-12 Foundation
Ck 12: Physical Science for Middle School
This digital textbook covers core physical science concepts and includes interactive features, real world examples, and videos.
University of Arizona
University of Arizona: Biochemistry
Problem sets, tutorials, and activities related to biochemistry.
Chemistry Collective
Chem Collective: Determining the Concentration of an Unknown Solution
Using the Virtual Laboratory design, students perform an experiment to determine the concentration of the unknown HCl solution to four significant figures.
Chemistry Collective
Chem Collective: Determining Reagent Concentrations
Using the Virtual Laboratory, design an experiment to quickly determine which of the two reagents, HCl or NaOH, is 10 times more concentrated than the other.
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