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# Free Energy

## Defines free energy and how entropy and enthalpy affect its value.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Video

## Gibbs Free Energy (ΔG = ΔH - TΔS) - Overview

by CK-12 //basic
Overview
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• Video

## Gibbs Free Energy (ÎG = ÎH - TÎS) - Example 1

by CK-12 //basic
Calculating ÎG
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• Video

## Gibbs Free Energy (ÎG = ÎH - TÎS) - Example 2

by CK-12 //basic
Determining Spontaneity of Reaction
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• Video

## Gibbs Free Energy (ÎG = ÎH - TÎS) - Example 3

by CK-12 //basic
Calculating free energy change
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• Video

## Thermodynamics of Redox Reactions - Overview

by CK-12 //basic
Overview
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• Video

## Thermodynamics of Redox Reactions - Example 1

by CK-12 //basic
Solving problems using ΔG = -nFE[cell]
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## Thermodynamics of Redox Reactions - Example 2

by CK-12 //basic
Solving problems using relationship ΔG° = -nFE°[cell] = -RT ln K[eq]
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