CK-12 Foundation
Ck 12: Limiting Reactant and Percent Yield
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students wil begin to analyze a chemical reaction in order to determine which reactant is the limiting reactant and which is the...
CK-12 Foundation
Ck 12: Ideal Gases and Gas Stoichiometry
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn the Ideal Gas Law, and know which of the different values for the ideal gas constant to use in a given...
CK-12 Foundation
Ck 12: Gas Mixtures and Molecular Speeds
[Free Registration/Login may be required to access all resource tools.] The following online tutorial helps students use Dalton's Law and mole fraction to calculate the partial pressure of a gas in a mixture. They will learn to calculate...
CK-12 Foundation
Ck 12: Water Properties
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will describe the structure and polarity of a water molecule. They will also describe the hydrogen bonding that occurs in...
CK-12 Foundation
Ck 12: Aqueous Solutions
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will define a solution and describe the parts of a solution. They will describe how an aqueous solution is formed from both...
CK-12 Foundation
Ck 12: Colloids and Suspensions
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will describe the properties of a suspension and a colloid and distinguish from a solution or a suspension.
CK-12 Foundation
Ck 12: Solubility
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will list examples of solutions made from different solute-solvent combinations and explain three factors that affect the...
CK-12 Foundation
Ck 12: Solution Concentration
[Free Registration/Login may be required to access all resource tools.] Students will calculate the concentration of solutions in units of molarity, and use molarity to calculate the dilutions of solutions.
CK-12 Foundation
Ck 12: Net Ionic Equations
[Free Registration/Login may be required to access all resource tools.] Students write net ionic equations for double-replacement reactions that produce precipitates, gases, or molecular compounds, write net ionic equations for...
CK-12 Foundation
Ck 12: Colligative Properties and Molality
[Free Registration/Login may be required to access all resource tools.] Students distinguish between types of solutions such as electrolytes and nonelectrolytes and unsaturated, saturated, and supersaturated solutions.
CK-12 Foundation
Ck 12: Reaction Mechanisms
[Free Registration/Login may be required to access all resource tools.] Students describe how the elementary steps of a chemical reaction combine to produce the overall reaction mechanism, and identify intermediates and catalysts when...
CK-12 Foundation
Ck 12: Solubility Equilibrium
[Free Registration/Login may be required to access all resource tools.] Students write the solubility product constant expressions for nearly insoluble ionic compounds and perform calculations for compounds and solubility.
CK-12 Foundation
Ck 12: Acid Base Definitions
[Free Registration/Login may be required to access all resource tools.] In this module, define acids and bases and distinguish between Arrhenius and Bronsted-Lowry definitions to predict products in acid-base reactions that form water.
CK-12 Foundation
Ck 12: The P H Concept
[Free Registration/Login may be required to access all resource tools.] In this module, students will define pH and use the hydrogen or hydroxide ion concentrations to calculate the pH of a solution. They will also differentiate among...
CK-12 Foundation
Ck 12: Acid and Base Strength
[Free Registration/Login may be required to access all resource tools.] Help distinguish between degrees of dissociation for strong and weak acids and bases, and then define pH and use the hydrogen or hydroxide ion concentrations to...
CK-12 Foundation
Ck 12: Acid Base Neutralization
[Free Registration/Login may be required to access all resource tools.] Students will understand and differentiate among acid-base reactions, precipitation reactions, and oxidation-reduction reactions.
CK-12 Foundation
Ck 12: Salt Solutions
[Free Registration/Login may be required to access all resource tools.] Students begin by predicting whether a salt solution is acidic, basic, or neutral, and then practice writing balanced equations for hydrolysis reactions. They also...
CK-12 Foundation
Ck 12: Heat
[Free Registration/Login may be required to access all resource tools.] Using the law of conservation of energy as a starting off point, students use the specific heat equation to perform calculations that relate mass, specific heat,...
CK-12 Foundation
Ck 12: Hess's Law and Standard Enthalpy of Formation
[Free Registration/Login may be required to access all resource tools.] Students will use Hess's law of heat summation to add chemical reactions together to produce a desired final equation, and then calculate the enthalpy change for...
CK-12 Foundation
Ck 12: Nuclear Radiation
[Free Registration/Login may be required to access all resource tools.] In this module, students will understand how radioactivity involves a change in the nucleus of a radioisotope and calculate the conversion of mass to energy...
CK-12 Foundation
Ck 12: Half Life
[Free Registration/Login may be required to access all resource tools.] In this module, students will explore the radioactive decay process in terms of balanced nuclear equations to discover the concept of half-life.
CK-12 Foundation
Ck 12: Entropy
[Free Registration/Login may be required to access all resource tools.] After identifying the two driving forces behind all chemical reactions and physical processes, students investigate entropy, and predict whether the entropy change...
CK-12 Foundation
Ck 12: Spontaneous Reactions and Free Energy
[Free Registration/Login may be required to access all resource tools.] Students discover the concept of a spontaneous reaction in terms of enthalpy and entropy changes, and then investigate and calculate free energy.
CK-12 Foundation
Ck 12: Free Energy and Equilibrium
[Free Registration/Login may be required to access all resource tools.] Students determine the temperature at which a reversible reaction will achieve equilibrium by using the Gibbs free energy equation, and then describe the...