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1. 0,25 0,75 , 0,03 /, ( /)?

, :

= ×V = 0,03×0,75 = 0,0225 .

, 0,0225 , :

;

.

, : .

, 6 .

2. ?

- , , , 3,2 2 .

, (1)

- ;

g - ;

n - .

- , 2 .

32

322

32 22.

3,2 .

. (2)

, 3,2 :

. (3)

(3) (2):

;

;

.

, 10,24 .

3. - 15 , 5×102 /3 59,4 /2, 73,49 /2.

, : = × . = .

= (),

s1 - , /2;

s2 - , /2;

2 - , /3.

.

.

 

 


 

1. : , , .

2. ?

3. , , .

4. .

5. ?

6. , , .

7. - , , ? .

8. ? ?

9. , , ? .

10. , . ?

11. H : ) , ) . ?

12. ?

13. , . ?

14. , .

15. .

16. ?

17. .

18. , , , ?

19. - (), () ()?

20. ? ? , .

21. ?

22. ? "" ?

23. , , 1000 2/, . , .

24. ?

25. , ?

26. .

27. , , ?

28. ? ?

29. . , , 1/2. . : ?

30. , .

31. , , ? .

32. - ?

33. ?

34. : ) - , ) - .

35. .

36. ?

37. ?

38. . ?

39. ?

40. . , : Ba2+, Fe3+, SO42, Cl.

41. 1 100 1×104 / 6×105 /, 100 2
2×105 /. .

42. .

43. , 200 0,05 , 3 . . .

44. - ? . ?

45. 1903 . . . , , , . ? . . ?

46. - : , , , , , (1225SO3Na), ?

47. ? , - .

48. - , 15 73,49 57,5 /2 0,0312 /. (6,68106 /2)

49. 200 , 4 (/) 126,0 89,9. (1,805 /)

50. (.%): NaCl - 2,74, MgCl2 - 0,33, MgSO4 - 0,23. .

51. - , = 298 71,96 70,4 /2 0,073 /3.
(6,30107 /2)

52. 15,6 /3 273 58,2 /2, 73 /2. , . (6,52106 /2)

53. - .

54. 1000 2/. , () 20 2 , 1 0,44 . (38,9 )

55. ¥ , . :

 

, / 0,124 0,186 0,238 0,267
, /        

 

¥, ? , ?

56. , 1 2 , :

 

×103, /3 0,93 1,87 3,10 11,05
×1010, /2 8,75 17,35 25,10 56,50

 

?

57. , , - . .

58. 20 0,1 2 . . 0,02 /. . ? (8104 /)

59. 0,01 6,2×106 /2. 15 , 73,49 /2. (58,64103 /2)

60. 20 27,0 /2, 72,75 /2. .

61. , 4,0 200 15,7 3,4 /. (0,615 /)

62. - 8×106 /2. , (So) . So ? (2,011019 2)

63. :

 

×103, / 88,7 177,7 260,0
×1010, /2 1,50 2,08 2,88

 

64. - 0,8 1,8 / , 1 /3. , - . - 2?

65. - , 20 C :

 

, /3 s, /2
C5H11COOH   71,2
C6H13COOH   67,0

 

72,75 /2.

66. , :

 

, 3,94 4,00 4,04 4,12
, / 252,2 126,0 31,4 62,8
, / 202,0 89,9 11,3 34,2

 

1 .

67. 0,5 , 0,02 /. , /? (0,59 .)

68. 1,5 0,01 /, ( () /). 0,75 .

69. 0,5 298 55,6 /2, 71,96 /2. - . (3,272105 /; 6,6106 /2)

70. 0,073 /3 25 70,4×103 65,82×103 /2 . 71,96×103 /2. - ? - .

71. 0,25 , 0,02 /, ( /). . (≈ 5 )

72. - 288 , 0,25 / 35 /2, - 73,49 /2. (1,61105 /2)

73. , - 7×106 /2? (2,371019 2)

74. 6×106 /2. - . , . (2,771019 2)

75. 1 465 2. , 3 , , , 25×1017 2. (5,581018)

76. ()
23×1020 2. , 6 ? . (1,221016)

77. 0,01 5,6×103 /2. 20 , 72,75×103/2.

(59,11103 /2)

78. 0,1 / 20 , 65,5×103 /2. 3. (51103 /2)

79. n-- (122564SO3Na) . 107 . , , , , 33×1020 2. (9,5104)

80. ( ), 1,55 / 76,18×103 /2 ( 20 ). 72,75×103 /2.
(1,42106 /2)

81. , , 0,06 /, 3 . 45,3×102 / 5,0×103 /. (0,11 .)

82. , 3 , 70 0,2 /. . 15 20 0,1 . . (1,56 /)

83. - () 0,088 /
2,05×102 /2 ( 30 ). , 0,044 /. ( 30 71,18×103 /2). (1,006105 /2)

84. ( ):

 

, /3 s, /2
-2 0,15 0,30 50,5 42,3
-2 0,15 0,30 46,8 23,9

 

85. , 0,15 /. , 3,5×103 /, =6,7×102 /. (2,42103 /)

86. 5,8×106 5,1×106 /. , 1,2 , 15, ( /). (5,6105 /)

87. ( ), 20 0,1 / 58,3×103 /2, 72,75×103 /2. (5,93106 /2)

88. 0,073 0,0087 / 298 70,4×103 /2. 71,96×103 /2. ?

 

 

 


: -   10, 26, 42, 60, 63 4, 21, 38, 72, 75 14, 31, 48, 85, 88 8, 26, 41, 58, 61 3, 22, 38, 77, 88 13, 32, 43, 70, 74 6, 26, 42, 61, 67 16, 36, 20, 79, 87 10, 20, 47, 51, 72 4, 26, 42, 60, 71
  9, 25, 41, 58, 59 3, 20, 37, 62, 73 13, 30, 47, 84, 87 7, 25, 40, 57, 60 2, 21, 37, 59, 76 12, 33, 42, 86, 87 5, 25, 41, 62, 66 15, 35, 19, 78, 88 9, 30, 46, 50, 74 3, 25, 41, 59, 70
  8, 24, 40, 57, 88 2, 19, 36, 61, 71 12, 29, 46, 74, 83 6, 24, 39, 56, 59 1, 20, 36, 61, 75 11, 30, 41, 85, 88 4, 24, 40, 65, 72 14, 48, 18, 60, 77 8, 29, 45, 49, 87 2, 24, 40, 69, 87
  7, 23, 39, 56, 87 1, 18, 35, 60, 70 11, 28, 45, 72, 82 5, 23, 38, 54, 88 15, 32, 48, 62, 69 10, 29, 40, 59, 84 3, 23, 39, 64, 79 13, 17, 33, 61, 76 7, 28, 44, 59, 86 1, 23, 39, 68, 88
  6, 22, 38, 54, 74 16, 32, 48, 69, 88 10, 27, 44, 62, 81 4, 22, 37, 53, 87 14, 18, 47, 60, 68 9, 28, 39, 60, 83 2, 22, 38, 63, 87 12, 32, 11, 62, 75 6, 27, 43, 85, 88 16, 21, 37, 67, 72
  5, 21, 37, 53, 72 15, 31, 47, 68, 87 9, 26, 43, 61, 80 3, 21, 36, 52, 74 13, 31, 46, 59, 67 8, 27, 38, 61, 82 1, 21, 37, 58, 88 31, 34, 47, 72, 73 5, 26, 42, 60, 84 15, 31, 36, 66, 74
  4, 20, 36, 52, 62 14, 30, 46, 67, 74 8, 25, 42, 59, 79 2, 20, 35, 51, 72 12, 30, 45, 66, 88 7, 26, 37, 62, 81 17, 33, 47, 57, 60 10, 30, 46, 71, 74 4, 25, 41, 61, 83 14, 19, 35, 59, 65
  3, 19, 35, 51, 61 13, 29, 45, 66, 72 7, 24, 41, 78, 88 1, 19, 34, 50, 62 11, 29, 44, 65, 87 6, 23, 36, 72, 80 16, 18, 48, 56, 61 9, 29, 45, 70, 87 3, 24, 40, 62, 82 13, 18, 34, 54, 60
  2, 18, 34, 50, 60 12, 28, 44, 62, 65 6, 23, 40, 77, 87 16, 17, 33, 49, 60 10, 28, 43, 64, 74 5, 24, 35, 74, 79 15, 34, 45, 62, 73 8, 28, 44, 69, 88 2, 23, 39, 72, 81 12, 17, 33, 59, 61
  1, 17, 33, 49, 59 11, 27, 43, 61, 64 5, 22, 39, 74, 76 15, 32, 34, 59, 86 9, 27, 42, 63, 72 4, 25, 34, 78, 87 14, 31, 44, 71, 72 7, 27, 43, 60, 68 1, 22, 38, 74, 80 11, 32, 48, 52, 62
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