^ try downloading it from a different source or simply try once again from the same source.
You know the books' answer pages do go 'Koko' sometimes
well I did but I think my computer is the problem
Will I be annoying if I asked someone to make a printscreen or whatever for that answer .................
well actually I think I've lost my trust in these books chem.... did so what's the use of a book which drives you mad ....
??