The standard free energy change for the given reactions should be calculated. Concept introduction: The Gibbs free energy or the free energy change is a thermodynamic quantity represented by ΔG o . It can be calculated in a similar manner as entropy and enthalpy. The expression for the free energy change is: Δ r G ° = ∑ nΔ f G ° ( products ) − ∑ nΔ f G ° ( reactants )
The standard free energy change for the given reactions should be calculated. Concept introduction: The Gibbs free energy or the free energy change is a thermodynamic quantity represented by ΔG o . It can be calculated in a similar manner as entropy and enthalpy. The expression for the free energy change is: Δ r G ° = ∑ nΔ f G ° ( products ) − ∑ nΔ f G ° ( reactants )
Solution Summary: The author explains that the Gibbs free energy is a thermodynamic quantity represented by GTexto.
Science that deals with the amount of energy transferred from one equilibrium state to another equilibrium state.
Chapter 18, Problem 85SCQ
(a)
Interpretation Introduction
Interpretation:
The standard free energy change for the given reactions should be calculated.
Concept introduction:
The Gibbs free energy or the free energy change is a thermodynamic quantity represented by ΔGo. It can be calculated in a similar manner as entropy and enthalpy. The expression for the free energy change is:
ΔrG°=∑nΔfG°(products)−∑nΔfG°(reactants)
(b)
Interpretation Introduction
Interpretation:
For given reactions the ΔGo value for per mole of hydrogen produced should be calculated.
Concept introduction:
The Gibbs free energy or the free energy change is a thermodynamic quantity represented by ΔGo. It can be calculated in a similar manner as entropy and enthalpy. The expression for the free energy change is:
ΔrG°=∑nΔfG°(products)−∑nΔfG°(reactants)
(c)
Interpretation Introduction
Interpretation:
From the reactions the one that is better in production of hydrogen should be explained.
Concept introduction:
The Gibbs free energy or the free energy change is a thermodynamic quantity represented by ΔGo. It can be calculated in a similar manner as entropy and enthalpy. The expression for the free energy change is:
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The Laws of Thermodynamics, Entropy, and Gibbs Free Energy; Author: Professor Dave Explains;https://www.youtube.com/watch?v=8N1BxHgsoOw;License: Standard YouTube License, CC-BY