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Weak Acid pH Curve

Weak Acid pH Curve. Henderson Hasslebach Equation: At first [salt] is very low, [acid] is high. As reaction proceeds, initially log [salt]/[acid] changes dramatically and hence so does pH But as [salt] and [acid] approach parity log [salt]/[acid] changes only slightly and hence so does pH.

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Weak Acid pH Curve

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  1. Weak Acid pH Curve Henderson Hasslebach Equation: • At first [salt] is very low, [acid] is high. • As reaction proceeds, initially log [salt]/[acid] changes dramatically and hence so does pH • But as [salt] and [acid] approach parity log [salt]/[acid] changes only slightly and hence so does pH.

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