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Pertanyaan

berapa massa rata rata 1 atom mg? jika Ar Mg = 24, 312?

1 Jawaban

  • Ar Mg = massa rata2 1 atom Mg/(1/12) massa 1 atom C-12
    24 = x/(1/12) (1,99 x 10^-26 kg)
    x = (2) (1,99 x 10^-26 kg)

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