Consider 0.2 M H2A (Given Ka1= 1x10^-5, Ka2=1x10^-9). Calculate theConcentration of HA^- at pH =5 (Hint find alpha)O 0.1O 0.850.060.50.30.25Consider Titrating a 50 ml of 0.1M H3A (Given Ka1=D 1x10^-4. Ka2%3D1×10^-9,Ka3=1x10-12). Calculate the pH after the addition of 25 ml of 0.2 M KOH.

We know strong acid are those acid which dissociate 100% while weak acid are those which does not…

Answered: Consider 0.2 M H2A (Given Ka1= 1x10^-5,…

Consider 0.2 M H2A (Given Ka1= 1x10^-5, Ka2=1x10^-9). Calculate the Concentration of HA^- at pH =5 (Hint find alpha) 0.1 O 0.85 0.06 0.5 0.3 0.25

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter15: Complex Acid/base Systems

Section: Chapter Questions

Problem 15.29QAP

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Question

Consider 0.2 M H2A (Given Ka1= 1x10^-5, Ka2=1x10^-9). Calculate the
Concentration of HA^- at pH =5 (Hint find alpha)
O 0.1
O 0.85
0.06
0.5
0.3
0.25
Consider Titrating a 50 ml of 0.1M H3A (Given Ka1=D 1x10^-4. Ka2%3D1×10^-9,
Ka3=1x10-12). Calculate the pH after the addition of 25 ml of 0.2 M KOH.

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