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Why potassium hydrogen pthalate is used for perchloric acid
And naoh. Why it is used for both acid and base
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Answer / ronakpatel
because KHP contains -COOH and -COOK groups in its structure,
so when we it standarize whith PCA -COOK will react and
when it standarize with NaOH, COOH group will react
| Is This Answer Correct ? | 43 Yes | 2 No |
Answer / mahesh.duggirala
accually PHP nature is acidic(pH:4.5)..so we use for
standerdization of NaOH.but in HClO4,we standedize in
presence of Acetic acid..Acetic acid & PHP combined to form
conjugate base.that conjugate base react with HCLO4
solution..in HCLO4 standerdization
| Is This Answer Correct ? | 11 Yes | 8 No |
Answer / sun
only one person knows ans
person name parshant kamalapurkar DGM QC polydrug
| Is This Answer Correct ? | 0 Yes | 2 No |
Answer / sandip bhasme
KHP is available in puriest form 99.9%. Is stable in normal
storage conditions. is used as primary standard for standard
alkalies.
| Is This Answer Correct ? | 1 Yes | 15 No |
Answer / gopal
Potassium hydrogren phthalate is easily available in pure
form. It is not hygroscopic in nature.
| Is This Answer Correct ? | 5 Yes | 20 No |
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