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What Is the PH Difference (△PH)across a Membrane at 310

Question 14

Multiple Choice

What is the pH difference (△pH) across a membrane at 310 K if the membrane potential is -0.15 V and the overall Gibb's free energy change across the membrane is -19 .0 kJ mol-1? (R = 8.315 J K-1 mol-1;F = 96,485 J V-1 mol-1)


A) 5.44
B) 2.3
C) 0.74
D) 1.4

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