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




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2. ( 1801-1808):

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  • : 2; NaCI; H2SO4


3. ( 1808 )

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ne-


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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

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(, 1804 .)


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0,304 0,0252 . .


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

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Asxy100%,

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

.. , %, :


1- : As25


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Asxy100%,

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


2- : As23


(1811)


(..) 22,4

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

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

:

To=273K =101,3

0 =760 . . .



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


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1,52 .


. (=const, T=const.)

2H2+O2=2H2O()

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.. P0, V0, T0.


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500 37 750 ... 0,58 .

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26 /()


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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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