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1 4 4

:

  1. #1









    ..



    1-





    1.1 .




    :
    m(Al) = ...g

    :
    m(Fe) = ....g



    2.2.

    :





    ɡ ..









    :

    .

    Vo = ..... ml
    (1 ml =1 cm3)

    ..
    ..
    :

    Vt =.... ml

    :

    V = Vt - Vo



    :
    V =.... ml


    V =.... ml



    1.3.


    ɡ
    ..




    kg/m3
    g/cm3




    =......g/cm3


    =.......g/cm3



    :

    (Fe) ~ 7,8 g/cm3
    (Al) ~ 2,7 g/cm3




    2-


    :












    ..
    (Pipette) .
    .
    10g ..



    (10ml) :
    m = ......g

    (10ml) :
    m =......g

    .

    =......g/cm3


    =......g/cm3



    ..

    :
    o = 1,0 g/cm3

    :
    o = 0.8 g/cm3


  2. #2





    *
    *
    ******
    ****
    **
    *
    *


  3. #3

    .. ..

  4. #4

  1. Autodesk AutoCAD 2014 SP1
    By karimoux in forum
    : 0
    : 10-14-2013, 01:23 PM
  2. .
    By in forum ۩ ۩
    : 1
    : 03-26-2011, 12:52 PM

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