Which of the following reactions would result in an increase in entropy? FeCl3 (s) Fe+(g) + 3 Cl¯ (9) C, H16(1) + 11 O2 (9) → 7CO2(g) + 8 H2O(g) CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(g) Pb2+ (aq) + 2 Ci-(aq) → P6C12(s)

Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy
Section18.4: Entropy Measurement And Values
Problem 1RC: Without looking up their standard entropies in reference tables, identify which of the following...
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Which of the following reactions would result in an increase in entropy?
FeCl3 (s) Fe(g) + 3 Cl- (g)
C7 H16 (1) + 11 O2 (g)
→7 CO2(g) + 8 H2O(g)
CHA(g) + 2 O2(g) → CO2(g) + 2 H2O(g)
|
Pb2+ (aq) + 2 Cl-(aq) PbCl2(8)
4.
Which of the following reactions would result in a decrease in entropy?
2 H2O2 (g) O2(g) + 2 H2O(g)
ZNCO3(s) → ZnO(s) + CO2(g)
BaCl2 (aq)+ NazSO (aq) → BaS0,(8) + NaC(aq)
2 Mg(s) + O2(g) 2 Mg0(s)
Transcribed Image Text:3 Which of the following reactions would result in an increase in entropy? FeCl3 (s) Fe(g) + 3 Cl- (g) C7 H16 (1) + 11 O2 (g) →7 CO2(g) + 8 H2O(g) CHA(g) + 2 O2(g) → CO2(g) + 2 H2O(g) | Pb2+ (aq) + 2 Cl-(aq) PbCl2(8) 4. Which of the following reactions would result in a decrease in entropy? 2 H2O2 (g) O2(g) + 2 H2O(g) ZNCO3(s) → ZnO(s) + CO2(g) BaCl2 (aq)+ NazSO (aq) → BaS0,(8) + NaC(aq) 2 Mg(s) + O2(g) 2 Mg0(s)
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