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2.0grams of a sample containing 25% of weak acid HA present in 60 ml solution, is titration with 0.1 M NaOH.pH at half – neutralisation is found to be 6.0 and pH at equivalence point is found to be 9.3. The molecular weight of HA is

  1. 2.0grams of a sample containing 25% of weak acid HA present in 60 ml solution, is titration with 0.1 M NaOH.pH at half – neutralisation is found to be 6.0 and pH at equivalence point is found to be 9.3. The molecular weight of HA is

Grade:11

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