pH = -log(aH)
where aH is activity of H+
aH = [H+] γH+
Activity coefficient, γH+ = 0.8
For water at 25 °C, [H+] = 10-7 M
aH = 0.8 * 10-7 M
pH = - log(0.8 * 10-7) = 7.097
What is the pH of water with an inert electrolyte that makes the activity coefficients of...
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