The BIG zoo
The Big Zoo: Duck Billed Platypus
Here you can find a general overview of the duck-billed platypus. Content explores what this animal eats, where it lives, how its social life is structured, how it raises its young, and more.
Upper Canada District School Board
Tom Stretton's Advanced Placement Chemistry: Stoichiometry
This online textbook chapter provides learners with advanced-level reading and practice material on stoichiometry
CK-12 Foundation
Ck 12: Chemistry for High School
This digital textbook covers core chemistry concepts and includes interactive features, real-world examples, and videos.
A&E Television
History.com: 10 Things You May Not Know About the Cuban Missile Crisis
Explore 10 surprising facts about the moment when the Cold War turned red-hot.
Purdue University
Chem Ed: Chemical Reactions
Because atoms are neither created nor destroyed in a chemical reaction, the total mass of products in a reaction must be the same as the total mass of the reactants.
Sophia Learning
Sophia: Ideal Gas Law Equation Examples: Lesson 1
This lesson will present several example math problems utilizing the ideal gas law. It is 1 of 2 in the series titled "Ideal Gas Law Equation Examples."
Alabama Learning Exchange
Alex: Balancing Chemical Reactions
Students will participate in a guided inquiry activity using manipulatives to learn how to balance chemical reactions. This activity was developed in cooperation with Michelle Holdbrooks at Thompson High School...
Other
States of Matter and Properties of Gases: Terms
A very complete list of terms that are important to the study of gases. This resource is a web archive.
Cosmo Learning
Cosmo Learning: Junior Chemistry With Chemguy
A collection of video lectures to teach junior high students topics in chemistry. Lectures cover topics in understanding the periodic table, compounds, chemical bonding, Avogadro's number, balancing chemical equations, stoichiometry,...
InterKnowledge Corp.
Inter Knowledge Corp: Ghana
InterKnowledge Corp provides basic facts about the location, geography, climate, history and culture of the country Ghana.
Clackamas Community College
Clackamas Community College: Normality
A brief explanation of Normality.
Sophia Learning
Sophia: Molality: Lesson 2
This lesson introduces molality as a unit of concentration. Distinguish from molarity as a unit.
Sophia Learning
Sophia: Molarity: Lesson 1
This lesson introduces molarity and explains what units are used to label solutions of various concentrations. It is 1 of 3 in the series titled "Molarity."
Chicago Zoological Society
Chicago Zoological Society: Zoo Explorer: Barred Tiger Salamander
Learn all about the barred tiger salamander by browsing this reference from the Brookfield Zoo. In addition to quick facts, this animal guide provides information on its appearance, habitat, breeding, and eating habits.
Sophia Learning
Sophia: Molar Mass of a Compound: Lesson 2
This lesson will define molar mass and give examples of how to determine the molar mass of different compounds using the periodic table. It is 2 of 2 in the series titled "Molar Mass of a Compound."
Sophia Learning
Sophia: Molar Mass of an Element: Lesson 1
This lesson will define molar mass and give examples of elements with different molar masses using the periodic table. It is 1 of 2 in the series titled "Molar Mass of an Element."
Science Struck
Science Struck: A Simple Guide on How to Calculate Theoretical Yield
Explains vocabulary used when talking about the yield of a chemical reaction and models how to calculate the theoretical and the percentage yield in an example problem.
Science Struck
Science Struck: Molarity Formula
Explains what molarity is and how to calculate it using the molarity formula.
Cosmo Learning
Cosmo Learning: General Chemistry
A collection of video lectures from a general chemistry course taught at the University of California, Berkeley. The course teaches periodic table, chemical bonds, molecular shape, phase changes, chemical reactions, stoichiometry,...
Simon Fraser University
Chem1 Virtual Textbook: Molar Mass of a Gas Mixture
The General Chemistry Virtual Textbook, or Chem 1, is broken into several sections covering various aspects of topics related to chemistry. This section deals with the molar mass of gas mixtures. Applications of Dalton's law are also...
Sophia Learning
Sophia: Ideal Gas Law Equation: Lesson 1
This lesson will explain the variables in the ideal gas law equation. It is 1 of 2 in the series titled "Ideal Gas Law Equation."
Sophia Learning
Sophia: Ideal Gas Law Variables and Relationships: Lesson 1
This lesson will explain the relationships shown by the ideal gas law. It is 1 of 2 in the series titled "Ideal Gas Law Variables and Relationships."
Frostburg State University
Frostburg State University: Limiting Reagents
Middle of a slide show on stoichiometry that shows a nice graphical look and example of limiting reagents.
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