Use data given below to calculate A, S° for each of the reactions. Standard Thermodynamic Quantities for Selected Substances at 25 ° C 4,S°, J K-1 mol- Substance Cr (s) 23.8 Cr2O3(s) 81.2 CO (g) |CO2 (g) На (9) H20 (9) H20 (1) HNO3 (aq) N2 (g) N204 (9) NO (g) 197.7 213.8 130.7 188.8 70.0 146.0 191.6 304.4 210.8 NO2 (g) 240.1 O2 (g) 205.2 KC103 (s) 143.1
Use data given below to calculate A, S° for each of the reactions. Standard Thermodynamic Quantities for Selected Substances at 25 ° C 4,S°, J K-1 mol- Substance Cr (s) 23.8 Cr2O3(s) 81.2 CO (g) |CO2 (g) На (9) H20 (9) H20 (1) HNO3 (aq) N2 (g) N204 (9) NO (g) 197.7 213.8 130.7 188.8 70.0 146.0 191.6 304.4 210.8 NO2 (g) 240.1 O2 (g) 205.2 KC103 (s) 143.1
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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Transcribed Image Text:Use data given below to calculate A;S° for each of the reactions.
Standard Thermodynamic Quantities for Selected Substances at 25 ° C
Substance
A,S°, J K-1 mol-1
Cr (s)
23.8
Cr2 O3(s)
81.2
CO (g)
CO2 (g)
197.7
213.8
На (9)
130.7
H2O (g)
188.8
H2O (1)
70.0
HNO3 (aq)
146.0
N2 (9)
191.6
N204 (9)
NO (g)
NO2 (g)
O2 (g)
KC103 (s)
KC104 (s)
304.4
210.8
240.1
205.2
143.1
151.0
Transcribed Image Text:Part A
4 NO2 (9) + 2 H2O (1) + 02(9) → 4 HNO3 (ag)
Express your answer using one decimal place.
ΑΣφ
?
A,S° =
JK-1 mol-1
Cr2 O3(s) + 3 CO (g) → 2 Cr (s) + 3 CO2 (g)
Express
answer using one decimal place.
ΑΣφ
?
A,S° =
JK-1 mol-1
KC103 (s) + O2 (g) → KC104 (s)
Express your answer using one decimal place.
Hν ΑΣφ
?
A,S° =
JK-1 mol-1
N204 (g) + 4 H2 (g) → N2 (9) + 4 H2O (g)
Express your answer using one decimal place.
Vα ΑΣφ
?
A;S° =
JK-' mol-1
Submit
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