ionic

hw many grm moles of HCl will b required to prepare one litre of buffer solution (conatinin NaCN and HCl) of PH 8,5 usin .01 grm formula weight of NaCN ? Kdisso (HCN)=4.1*10^(-10)

here is am method rite
ph=pka+log(salt/acid)
[salt]=x
acid=.01-x..........

werin we add x moles of hcl

m 2 bad in tis chap ......

2 Answers

1357
Manish Shankar ·

you have to apply the same method
but concentration you have taken is wrong

acid is x (HCl added)
here salt is 0.01-x (NaCN is salt)

1
°ღ•๓яυΠ·

ooooooooo
silly me thanks

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