Calculate AS° for the following reactions, using standard entropy values from the table below.a. For the reaction2H, O2 (aq) → O2 (g) + 2H2O(1)SpeciesS° J/(mol·K)H2O2 (aq)143.9O2 (9)205.0H2O(1)69.95AS°:J/Kb. For the reaction4HCN(1) + 502 (9) → 2H2O(g) + 4CO2 (9) + 2N2 (9)Species S° J/(mol·K)HCN(1)112.8O2 (9)205.0H2O(g)188.7CO2 (g)213.7N2 (g)191.6AS°:J/K c. For the reactionNaz CO3 (s) + H* (ag) → 2Na* (ag) + HCO3 (aq)SpeciesS° J/(mol·K)Naz CO3 (s)138.8Ht (ag)Na+ (ag)59.1НСОЗ (ад)91.2AS°J/Kd. For the reaction2CH3ОН (1) + 302(9) — 2C0%(g) + 4H20(1)SpeciesS° J/(mol-K)CH3 OH(1)126.8O2 (9)205.0CO2(g)213.7H2O(1)69.95AS°J/K

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Calculate AS° for the following reactions, using standard entropy values from the table below. a. For the reaction 2H,O2 (ag) → 02 (g) + 2H20(1) Species S° J/(mol·K) H2O2 (aq) 143.9 O2 (9) 205.0 H2O(1) 69.95

Calculate AS° for the following reactions, using standard entropy values from the table below. a. For the reaction 2H,O2 (ag) → 02 (g) + 2H20(1) Species S° J/(mol·K) H2O2 (aq) 143.9 O2 (9) 205.0 H2O(1) 69.95

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

Calculate AS° for the following reactions, using standard entropy values from the table below.
a. For the reaction
2H, O2 (aq) → O2 (g) + 2H2O(1)
Species
S° J/(mol·K)
H2O2 (aq)
143.9
O2 (9)
205.0
H2O(1)
69.95
AS°:
J/K
b. For the reaction
4HCN(1) + 502 (9) → 2H2O(g) + 4CO2 (9) + 2N2 (9)
Species S° J/(mol·K)
HCN(1)
112.8
O2 (9)
205.0
H2O(g)
188.7
CO2 (g)
213.7
N2 (g)
191.6
AS°:
J/K

c. For the reaction
Naz CO3 (s) + H* (ag) → 2Na* (ag) + HCO3 (aq)
Species
S° J/(mol·K)
Naz CO3 (s)
138.8
Ht (ag)
Na+ (ag)
59.1
НСОЗ (ад)
91.2
AS°
J/K
d. For the reaction
2CH3ОН (1) + 302(9) — 2C0%(g) + 4H20(1)
Species
S° J/(mol-K)
CH3 OH(1)
126.8
O2 (9)
205.0
CO2(g)
213.7
H2O(1)
69.95
AS°
J/K

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