CHEM PPR 5 HELP!!!!!!!!!!!!!!!

[blueindigo]

Its urgent plzzzzzz!!!!!!!!!! ppr5, JUN 08, Q2f...how did u find the value of x???? and also the relative formula mass?????

plz...gimme full explaination,thanks!

 

[Edifier]

I need to know the same. Can someone please help.

 

[nealDSA]

PLS SOME EVEN ANSWER P5 - OCT/NOV & MAY\JUNE - 2006 .. Q2e & f !!