1 7 7

:

  1. #1

    Jul 2011
    -
    932



    :
    >> <<

    < <

    > <

    :-

    aA+bB ---------------> cC


    ((aA)) a =
    ((bB)) b =
    (( )) =




    1- .
    2- > < >> <<
    3-
    4-
    <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
    :

    :

    k2so4 Ba(no3)2


    ..

    Ba + so4 Baso4





    > <
    1-
    2-





  2. #2

    Jul 2011
    -
    932

    :

    >>>> <<<<

    :-
    1- :-
    ( - )

    2- :-
    // - \\ // - \\


    :-



    <

    3-

    4-
    .


    :-



    * :-
    1- .
    2-


    * :-
    1- ( )
    A+B --------------> C +D
    2-
    Oo+oO------>oO+oO
    OO+OO-------->OO+OO

    # :-


    # #
    * :-


    * :-
    .




    $$$$$$$ $$$$$$

    - .
    , .


    :-

    (( ) .

    # :-
    1-
    2-
    3-

    ---------------------------------
    * (( H )) .

    * H (( )) (( - ))


    :-


    36


    ^&^&^&^
    %^%^^%%^^%
    :-
    aA+bB---------------> cc

    * *
    * * [a[A
    * * [b[B

    = * [I2] * [H2]

    < >

    --



  3. #3
      Noor
    Jul 2011
    853

    :


  4. #4

    Aug 2011
    Jordan - Zerqa
    898

    :

    thanx


  5. #5

    Jul 2011
    369

    :


    ............


  6. #6

    Jul 2012
    5,298

    :


  7. #7
      Eiman
    Jul 2011
    -
    14,743

    :

    ....
    .......

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