Jumat, 19 Mei 2017

VIDEO_About Material Chemistry

TUGAS VIDEO


THE COLIGATIVE SOLUTION




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10 komentar:

  1. Hai D.a, can you give me formula to boil point for elektrolit solutions ?

    BalasHapus
    Balasan
    1. hello ayu, that formula is delta Tb= kb * M * i

      Hapus
  2. Why in formula dP = Po - P
    , Po more bigger than P

    BalasHapus
    Balasan
    1. Because in the decrease of vapor pressure, P0 has a higher pressure. Because P0, is the initial p before the vapor pressure decreases. While P is the final pressure at which its vapor pressure has decreased. thanks

      Hapus
  3. assalamualaikum wr wb . Hi Da'aa . How do we determine the steam pressure drop of a solution? Give an example

    BalasHapus
    Balasan
    1. waalaikum salam. hello jelpa. That is by seeing the easier the molecules - molecules of liquid into steam, the higher the vapor pressure of the liquid. When the pressure of the liquid is dissolved by the non-volatile solute, the solute particles will reduce the evaporation of the molecules of the liquid.

      Hapus
  4. Give me please, defenition of koligatif solution ?

    BalasHapus
    Balasan
    1. Colligative solution is the nature of the solution that does not depend on the type of solute but depends only on the concentration of the solute particles. The colligative nature of the solution consists of two types, namely the colligative nature of the electrolyte solution and the colligative nature of the nonelectrolyte solution

      Hapus
  5. What the meaning "i" in the electrolyt solution?

    BalasHapus
    Balasan
    1. "i" is the amount of anion and cation charge on the forming compound

      Hapus