колды / тестовые задания по курсу коллоидной химии
.pdf11. -
, :
) = 900; ) = 1800; ) cos = 0; ) cos = 1,
– .
12. , :
) -
;
) ,
;
) , -
;
) -
.
13. , :
) ;
)
;
) -
;
) .
14. -
:
) W + W 0; ) W – W 0; ) W – 2W 0; ) W – |
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0, |
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W – ; W – .
15.-
:
) + – 0; |
) – – < 0; |
) – + 0; |
) – – 0, |
– ;
– ; – -
.
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16. f :
) W W ; |
) W 2W ; |
) W W ; |
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W W |
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W W |
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W – ; W – |
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17. f : |
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) – ( + ); |
) – ( – ); |
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) (1+ cos ); |
) – ( – cos ), |
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–
; – ;
– . 18. :
) W ( ); |
) W ); |
) ( ); |
) cos ; |
) ( -
);
) ( -
).
19.
?
) |
= 0; |
) = 1800; |
) |
cos = 0; |
) |
cos = –1; |
) W = 0; |
) |
W = W . , |
W –
; W – ; – .
20. :
) |
= 0, W = 2 ; |
) |
= 900, W = ; |
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= 1800, W = 2W ; |
) cos = 0, W = |
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2 |
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) |
cos = 1, W = W ; |
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cos = – 1, W = |
W |
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W –
; W – ; – -
; – .
:
) ;
) ;
) ;
) ;
) ;
) .
22.-
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) cos < 0; ) cos > 0; ) |
1 |
W W ; ) 0 < < 900; ) 900 < < 1800, |
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2 |
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W – ; W – -
; – . 23. f :
) – ; |
) – ( – ); |
) |
– ( + ); |
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W |
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) W – W ; |
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W + W , |
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W |
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W – |
; W – |
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; – -
; –
; – -
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24. -
W :
) |
W |
cos ; |
) W |
1 + cos |
; |
) |
W (1 + cos ); |
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2 |
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2 |
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) 2 cos ; |
) cos ; |
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(1 + cos ). |
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25. -
( 1- ),
, , -
( 2- , 2- 1), -
:
) 2- + 1- – 2- 1 |
) 2- – 1- – 2- 1 |
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2- – 2- 1 |
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) ( 2- – 2- 1)· 1- |
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1- |
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26. 2 ,
0o, 72 2.
27. ,
0o,
722.
1.
: |
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) ; |
) ; |
) ; |
) . |
2.
, =
) V |
ds |
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) V |
dV |
; |
) |
ds |
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) |
dV |
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dV |
ds |
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dV |
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ds |
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– ; V – ; s V –
.
3.
, :
) ;
) ;
24
) . 4. :
) ;
) ;
) .
5. r,
:
) r; ) –2 r; ) |
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) – |
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2 |
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) – |
2 |
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r |
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– .
6. -
r : |
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) r ; ) –2 r ; ) |
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2 |
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2 |
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– .
7. , -
( –
, ).
) |
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( – ; r – ; –
; – ).
25
8. -
r,
:
) r; ) –2 r; ) |
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2 |
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2 |
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– .
9. 1
, 25 2.
.
10. , -
, ( ) 10 .
11. , -
, 2 .
2.4.2..
1.:
) ;
) ;
) ;
) .
2.h
:
) |
2 |
; |
) |
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) |
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; ) |
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r |
( |
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)g |
0 |
)g |
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– ; r – -
; – ; 0 – ; g –
.
3. h
26
: |
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) |
2 |
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) |
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; ) |
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; ) |
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r ( |
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r ( |
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0 |
)g |
0 |
)g |
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– ; r – -
; – ; 0 – ; g –
.
4.
h h ,
( -
).
) h = h ; ) h =2h ; ) h = |
1 |
h ; |
) h =4h ; ) h = |
1 |
h . |
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2 |
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4 |
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5. -
:
) ;
) ;
) .
6.,
:
) ;
) ;
) .
7.,
, :
) |
) |
) |
) |
27
8. ,
, :
) |
) |
) |
) |
9. ,
. -
( )?
r
r
(r – ; r – ).
) ; |
) ; |
) ; |
) , |
10.
:
) p 0; |
) p 0; |
) > ; |
) 900, |
p – -
; –
; – .
11. U-
, .
, . -
:
) , ;) , ;) , ;
28
12.U-
, .
, ,
:) , ;) , ;) , ;
13.,
( 0o), 3
.
14., -
, , -
1,2 0,3 .
.
15.,
(
0o), , -
0,2 0,6 .
16.,
, 1, 25 2,
0º. ( ),
.
1. :
) F = – ; ) F = – + 1; ) F = – + 2; ) F = – + 3,
F – ; – ;
– .
2. -
29
pr, pm ps -
:
) pr = pm > ps; ) pr > ps > pm; ) pr < ps > pm; ) pr = pm < ps.
3. ( )
pr r pr =
) p exp |
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V |
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) p exp |
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V |
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) p exp |
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V |
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) p exp |
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V |
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s |
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s |
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RTr |
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RTr |
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RTr |
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RTr |
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ps – ; – -
; V – ; R – -
; – .
4. :
) ;
) ;
) .
5.
pr - ps
:
) |
pr |
( 2 ) > |
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pr |
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(Hg); |
) |
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pr |
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(H2O) < |
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pr |
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(Hg); |
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p |
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p |
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p |
p |
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) |
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pr |
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(Hg) < |
pr |
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(C6H14); |
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pr |
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(Hg) < |
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(CCl4), |
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p |
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r – ; s – -
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6. -
, :
) ;
) ;
) ;
) .
7. ( )
:
30