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Pertanyaan

tentukan ph dari HCI 0,008 m

2 Jawaban

  • H+ = _/a.Ma
    = _/1.(8.10^-3)
    = _/8.10^-3
    =2_/3 . 10^-1.5
    Ph= - [H+]
    = - log 2_/3 . 10^-1.5
    = 1.5- 2_/3
    Maaf kalo salah
  • [H+] = a Ma
    = 1 x 8.10-3
    = 8.10-3 M
    pH = -log [H+]
    = -log 8.10-3
    = 3 - log 8

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