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ОСНОВНЫЕ ПОНЯТИЯ И ЗАКОНЫ ХИМИИ PowerPoint PPT Presentation


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ОСНОВНЫЕ ПОНЯТИЯ И ЗАКОНЫ ХИМИИ. Юрмазова Татьяна Александровна. Томский политехнический университет. Литература:.

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ОСНОВНЫЕ ПОНЯТИЯ И ЗАКОНЫ ХИМИИ

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1. .. . 1990 . 2. .. . 1983 .3. .. . 1988 .4. .. 1983 .

5. .., .. . . 2005 .

6. .. , . 2006 .


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  • - , , .


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  • (n) , (, , .. ), 0,012 12.

  • 0,012. - 6,021023 (N ).


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()

(m) (n) :


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  • (r) 1/12 12 .

  • r, 1/12 12 .


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  • (r) , ..

  • r , . .


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  • :

    Mr(H2O )=21+16=18, .


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, ,


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1. ( .. 1756-1759): , , , .


2 1801 1808

2. ( 1801-1808):

, ,


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!

  • - . !

  • : FeS1,82TiO1,82

  • .

  • : 2; NaCI; H2SO4


3 1808

3. ( 1808 )

, , , .


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4. . .

- , - -


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Z- .


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ne-


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!


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Z- .


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Cr : Cr2O3; K2Cr2O7


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To=273K =101,3

0 =760 . . .

V=5,6 ,

V=11,2.


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= f

( )

=f

( )


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, ( )


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, ( )


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, ,


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(, 1804 .)


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0,304 0,0252 . .


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:


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, 65,2% As, 75,7% As.

, .


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:


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Asxy100%,

()=100% (As)=100% 65,2%=34,8%

.. , %, :


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1- : As25


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:

Asxy100%,

()=100% (As)=100% 75,7%=24,3%


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2- : As23


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(1811)


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(..) 22,4

:

1 2 -2 / - 6,021023 -22,4

1 O2 -32/ - 6,021023 -22,4

:

To=273K =101,3

0 =760 . . .


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, , :


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1 2 1,98, 1 0,09. :


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1,52 .


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. (=const, T=const.)

2H2+O2=2H2O()

2:1:2


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, , , .

.. P0, V0, T0.


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, .

.


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R


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,

V ,

m ,

, (),

R


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500 37 750 ... 0,58 .

:

- :


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26 /()


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, r :

1 .. 1,66.10-24 ,(1:6,02*1023)

26,60.10- 24 (16:6,02*1023)

= 16,02 ..

, 16 1/12 12 .

(r) .


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