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# Calculate the volume (in mL) of 0.170 M NaOH that must be added to 259 mL...

Calculate the volume (in mL) of 0.170 M NaOH that must be added to 259 mL of 0.0411 M 3-(N-Morpholino)propanesulfonic acid (MOPS) to give the solution a pH of 7.55. The pKa of MOPS = 7.18.

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