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

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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
Transcribed Image Text: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
Transcribed Image Text: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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