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pr If you have 120. mL of a 0.100 M TES buffer at pH 7.55 and you add 2.00 mL of 1.00 M HCI, what

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pr If you have 120. mL of a 0.100 M TES buffer at pH 7.55 and you add 2.00 mL of 1.00 M HCI, what will be the new pH? (The pk of TES is 7.55.) pt pH pr What is the ratio of the concentrations of formate ion and undissociated formic acid at pH 4.21? (The pka of formic acid is 3.75.) [formate]/[formic acid]

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