Calculate the total entropy change for the decomposition of hydrogen peroxide. Supply all the missing values '?'. Is the reaction spontaneous or not? H2O2 (l) → H2O (l) + O2 (g) molar ratio of the balanced chemical equation: ? Substance / S° (J/mol • K) H2O2 (l) / 109.62 H2O (l) / 69.91 O2 (g) / 205.03 ∑S° (product) = ? ∑S° (reactant) = ? ∆S° rxn = ? Substance / H° (kJ/mol) H2O2 (l) / -187.78 H2O (l) / -285.83 O2 (g) / 0 ∑H° (product) = ? ∑H° (reactant) = ? ∆H° rxn = ? in KJ T in Kelvin = ? ∆S (surr) = ? ∆S (universe) = ? Spontaneity (S for spontaneous and NS for non-spontaneous): ?
Calculate the total entropy change for the decomposition of hydrogen peroxide. Supply all the missing values '?'. Is the reaction spontaneous or not? H2O2 (l) → H2O (l) + O2 (g) molar ratio of the balanced chemical equation: ? Substance / S° (J/mol • K) H2O2 (l) / 109.62 H2O (l) / 69.91 O2 (g) / 205.03 ∑S° (product) = ? ∑S° (reactant) = ? ∆S° rxn = ? Substance / H° (kJ/mol) H2O2 (l) / -187.78 H2O (l) / -285.83 O2 (g) / 0 ∑H° (product) = ? ∑H° (reactant) = ? ∆H° rxn = ? in KJ T in Kelvin = ? ∆S (surr) = ? ∆S (universe) = ? Spontaneity (S for spontaneous and NS for non-spontaneous): ?
Chemistry: An Atoms First Approach
2nd Edition
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Steven S. Zumdahl, Susan A. Zumdahl
Chapter16: Spontaneity, Entropy, And Free Energy
Section: Chapter Questions
Problem 84AE: Calculate the entropy change for the vaporization of liquid methane and liquid hexane using the...
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Calculate the total entropy change for the decomposition of hydrogen peroxide. Supply all the missing values '?'. Is the reaction spontaneous or not?
H2O2 (l) → H2O (l) + O2 (g)
molar ratio of the balanced chemical equation: ?
Substance / S° (J/mol • K)
H2O2 (l) / 109.62
H2O (l) / 69.91
O2 (g) / 205.03
∑S° (product) = ?
∑S° (reactant) = ?
∆S° rxn = ?
Substance / H° (kJ/mol)
H2O2 (l) / -187.78
H2O (l) / -285.83
O2 (g) / 0
∑H° (product) = ?
∑H° (reactant) = ?
∆H° rxn = ? in KJ
T in Kelvin = ?
∆S (surr) = ?
∆S (universe) = ?
Spontaneity (S for spontaneous and NS for non-spontaneous): ?
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