Given that A,G° = 27.5 kJ mol-1, at 42 °C, calculate the equilibrium constant K at this temperature. 3.6x104 O 7.1×10-35 O 0.99 2.8×10-5

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Consider the following dissolution of lead(II) chloride
(PbCl2(s)):
PbCl2(s)
Pb2*(aq) + 2 Cr(aq)
Below is a table of thermodynamic quantities pertaining
to this reaction:
Substance
A;H° (kJ mol-1) s° (J K-1 mol-1)
PBCI2(s)
-359.4
136.0
Pb2*(aq)
0.9
18.5
CI(aq)
-167.1
56.6
Transcribed Image Text:Consider the following dissolution of lead(II) chloride (PbCl2(s)): PbCl2(s) Pb2*(aq) + 2 Cr(aq) Below is a table of thermodynamic quantities pertaining to this reaction: Substance A;H° (kJ mol-1) s° (J K-1 mol-1) PBCI2(s) -359.4 136.0 Pb2*(aq) 0.9 18.5 CI(aq) -167.1 56.6
Given that A,G° = 27.5 kJ mol-1, at 42 °C, calculate the equilibrium constant K at this temperature.
3.6x104
O 7.1×10-35
O 0.99
O 2.8×10-5
Transcribed Image Text:Given that A,G° = 27.5 kJ mol-1, at 42 °C, calculate the equilibrium constant K at this temperature. 3.6x104 O 7.1×10-35 O 0.99 O 2.8×10-5
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