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What is the ph of a mes solution

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Reference no: EM131126847

1. What is the pH of a .2M MES solution?

Additional Info: MES Ka is 8.13 x10^-7 and pKa is 6.089

2. What would be the pH of a .2M Tris solution (0.5 L) after addition of 30mL of 3M KOH?

Additional Info: Tris Ka is 8 x 10^-9 and pKa is 8.08

3. What percentage of the cysteinyl sulfhydryl group is deprotonated at pH 9.0 if cysteine's thiol pK is 8.37?

Reference no: EM131126847

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