Chemical Changes and Energy (04:09)

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Vocabulary includes: Law of Conservation of Energy, covalent bonds, energy output, energy input, spontaneous reaction, exergonic reaction, endergonic reaction, and exothermic reaction, endothermic reaction, enthalpy, and calorimetry.

Activation Energy and Product Formation (02:54)

Learn the three types of elementary reactions. Vocabulary includes: kinetic energy, activation energy, reactant molecules, activated complex, transition state, unimolecular, bimolecular, and termolecular.

Reaction Mechanism (01:22)

The reaction mechanism describes how bonds are broken and formed. Vocabulary includes: organic substitution, reaction rate, and rate determining step.

Standard Heats of Reaction (04:27)

Learn about bond dissociation energy. Vocabulary includes: kJ/mol, gaseous state, average values, kJ, single bonds, multiple bonds, total enthalpy change, heat of reaction, exothermic, and endothermic.

Thermochemical Equations and Hess's Law (03:11)

Learn the two steps in an enthalpy reaction. Vocabulary includes: Law of Constant Heat Summation, chemical equation, and reaction equation.

Specific Heat Capacity and Calorimetry (03:38)

Learn the definition of specific heat capacity and its various applications. Vocabulary includes: thermodynamic/materials testing and identify elements/compounds.

Credits: The Energy of Chemical Reactions (00:38)

Credits: The Energy of Chemical Reactions