Electrochemistry (IITJEE)

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4 Answers

262
Aditya Bhutra ·

[Ag+] = C+S
[Br-]= S

ksp = (C+S).S = 12*10-14

in general cases, C >>S hence C+S≈C
but here C is comparable to S , so

S(S+10-7) = 12*10-7

therefore S=3*10-7

you can continue from here

71
Vivek @ Born this Way ·

Thanks Aditya, But I have done upto that part.. can you please elate it further,

262
Aditya Bhutra ·

then use K = (lamda)*(molarity)*1000 for each of the ions present , and add them up

1
rishabh ·

and the final answer will be 55.

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