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Balanced chemical equation is:
NaOH + HnA ---> NaHn-1A + H2O
According to balanced reaction:
1*number of mol of NaOH =1*number of mol of HnA
1*0.1038*22.86 = 1*M(HnA)*52.0
M(HnA) = 0.04563 M
Answer: 0.04563 M
Part A When titrated with a 0.1038 M solution of sodium hydroxide, a 52.00 mL solution...
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