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Physical Chemistry
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Nadeem
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Joined: 25 Aug 2007
Posts: 521
3 Mar 2008 13:54:51 IST
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yes, your teacher will explain it for you in the practical class.
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3 Mar 2008 14:10:33 IST
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acid base titration.
Q to determine the normality of NaOH solution ?
theory:take NaOH in burette and 10 ml Std solution of HCl in conical flask, add 2 drops of phenolphthalein in HCl solution and titrate .u'll c a light pink colour w'll appear that is the end point note the volume of NaOH used. repeat this for 3 times.
calculation:
NNaOHVNaOH = NHClVHCl
we knw normality of HCL and its volume is 10.
volume of NaOH used is also known.
so we can calculate the normality of NaOH solution.











