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Chemistry equilibrium ques. ?

Ask questions of CBSE Class XI and discuss the same here. For any doubts relates to CBSE Class XI.

Chemistry equilibrium ques. ?

Postby NehaJames » Mon Feb 16, 2009 9:54 pm

Please answer this question because I was not able to.

Calculate the [H3O+] and pH of 0.1 M solution ammonium chloride, Kb for NH3 is 1.8 * 10(raised to)-5
Please solve it for me because I have my annual exam on coming 25th of feb.

Thanks
NehaJames
 
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Joined: Fri Feb 22, 2008 8:52 pm

Re: Chemistry equilibrium ques. ?

Postby NehaJames » Sun Feb 22, 2009 3:31 pm

Please answer my question my exam is day after tomorrow
NehaJames
 
Posts: 53
Joined: Fri Feb 22, 2008 8:52 pm

Re: Chemistry equilibrium ques. ?

Postby pcakhilnadh » Sun Nov 29, 2009 12:39 pm

pH = 7- 1/2(Pkb - logC )

- log Kb = PKb

PKb=-log Kb
= - log 1.8*10^-5

C = concentration ( here ) .1

now try to find out

4 more information

pcakhilnadh@gmail.com
KERALA,
THRISSUR,

" DON BOSCO H>S>S
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