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1.2g of a monoprotic acid HA,is titrated with 0.222 M NaOH solution. The pH of the analyte solution is tiration curve is shown in the diagram. The different indicators used in this titratation and their pK_(a) values are as follows : Methyl Red (pK_(a) = 5.8) , Neutral Red (pK_(a) = 7.2), Cresol Purple (pK_(a) = 8.6) What is the molar mass of HA |
Answer» <html><body><p>`<a href="https://interviewquestions.tuteehub.com/tag/180-279527" style="font-weight:bold;" target="_blank" title="Click to know more about 180">180</a>`<br/>`222`<br/>`282`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/390-1861231" style="font-weight:bold;" target="_blank" title="Click to know more about 390">390</a>`</p>Solution :`N_(A)V_(A) = N_(B)V_(B)`</body></html> | |