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Pertanyaan

diketahui massa cuka 24%. Mr cuka 60. massa pelarut 0,076kg. ditanyakan Molal

1 Jawaban

  • CH3COOH → H^+ + CH3COO^- (n = 2)
    wt = 24 gram (Mr = 60)
    wp = 76 gram
    m = ....................?

    m = wt/Mr x 1000/wp x i
    = 24/60 x 1000/76 x i
    = 5,26 x i

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