err..I think that answer no 50 should be C.. and not D..
There is no copper(II) ion present in this chemical cell. The ions present in sodium chloride solution are : sodium ion, hydrogen ion, chloride ion & hydroxide ion. The one is discharged at copper plate is hydrogen ion.
hello miss khor! :) kenapa soalan 49 jawapan dia A? :
hello teacher :) i have mark my paper. and thanks teacher sebab ajar saya selama ni :) i miss u a lot .
y no.4 is a??a not result of product?