What is the ph of the solution

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A compound has 2 ionizable groups, with pKas of 6.2 and 9.5. A 1.0 M solution of  this compound (100 mL total volume) is found to have a pH of 6.8. A biochemist adds 60  mL of 1.0 M HCl to this solution. The solution pH is now:

Reference no: EM13151517

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