Jawabanmu

Jawaban paling cerdas!
2014-05-08T22:12:00+07:00
%N = ΣN.ArN/Mr Senyawa x 100&
      = 2.14/[12+16+(2.14)+(4.1)] x 100%
      = 28/60 x 100%
      = 7/15 x 100%
      = 46,7%
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