chem doubt

[Evoker]

oct nov 2007 nmbr 3(a) i know this is stupid but i dont know how to do empirical formula questions..

can someone please explain step by step?

Thx

 

[Evoker]

oh rite btw this is paper 4

 

[insane.kid]

anyone knows how to read NMR graph ? paper 4 chem

 

[mista.lova.lova]

For Empirical formula:-
(a)divide the percentages with their Ar
(b)then divide all the answers with the smallest value obtained in (a)
(c) round off values to nearest integer..

koi nai, it happens..

 

[mista.lova.lova]

anyone knows how to read NMR graph ? paper 4 chem

check dis site: http://www.knockhardy.org.uk/sci.htm
they have topics all all the chapters and presentations aswell, u may check NMR related ones..

hope it helps..

 

[Evoker]

thx so much mista.. i've been missing step 2! hahaha so stupid of me

 

[mista.lova.lova]

no prob man, i couldnt still do it in this year's P2!!

 

[ashhadazam]

no prob man, i couldnt still do it in this year's P2!!

:mrgreen: :mrgreen:

 

[mista.lova.lova]

yar, bisti wali baat hai.. ;P
mat urao muj gareeb ka mazak..