1515 9999

: : 120120 :: 165165

)1( 10 10-1 10 3

) 1( 10 20-11 15 4

) 1(

20 40-21 20 6-5 ( )

) 1( 10 50-41 15 7

)1( 20

70-51 35 11-8

)1( 90-71

)1( 10 100-91 15 12

)1( 20

120- 101 30 16-13

)1( 140-121

)1(

20

160-141

25 22-17 ( )

)1(

180-161 ( )

12 298-287 23

120 165 24

( )

: 923 :6463-021

)6 (- 15 99 :3

1 - » : / : / : / : / / : / : : /

: : / : / : / : /« 1( 2 ( 3( 4 (

2 - ( ) - ( /

() – / ( ( ) / – ( ( ) – / ( 1 (- – – 2 ( – – - 3 (– – - 4 ( – – -

3 - 1 (» :« / » :« 2 (» :« / » :« 3 (» « / :» « : 4 (» « : /» « :

4 - 1( ) / - ( 2( ) / - ( 3 / () - ( 4 ( / ) - (

5 - » « » / « 1( / 2( / ! 3 ( / 4 ( /

6 - »« 1 ( / 2( / 3( / 4 ( /

7 - 1 / ( 2 / ( 3 ( / 4 / (

8 - »« 1( / 2( / 3 ( / ! 4 ( /

9 - 1( / 2( / 3 ( / 4 ( /

10 - » / « 1 ( / 2 ( / 3 ( / 4 / (

) 1(

: Kanoon_10r

10

10 109

) 1(

) ... 2 (

11 97

)1(

10 : 10 10

10 10

)6 (- 15 99 :4

11 - » !« : 1 ( ! 2 ( ! 3 ( ! 4 ( !

12 - » !« 1 ( ! 2 ( ! 3 ( ! 4 ( !

13 - : 1 ( : ! 2 ( : ! 3 ( : ! 4 ( : ( ) !

14 - : 1 ( : ! 2 ( : ! 3 ( : ! 4 ( : !

15 - : : 1 ( 2 ( ! 3 ( ! 4 (

16 - : 1 ( . 2 ( . 3 ( . 4 ( .

17 - : 1 ( . 2 ( . 3 ( . 4 ( .

18 - : 1 ( ) ! ( 2 ( ) ! ( 3 ( ) !( 4 ( ) !(

19 - : 1 ( ! 2 ( ! 3 (! 4 ( !

20 - : 1 ( 2 ( 3 ( 4 (

)1( 15 ... »

« 1 6 1 72

)1(

10 : 10 10

10 10

)6 (- 15 99 :5

21 - ( )

1 ( – 2 ( – 3 ( – 4 ( –

22 -

1 (– . 2 (– . 3 (– . 4 (– .

23 - 1» ( « – 2» ( «– 3» ( «– 4» ( «–

24 - ( ) 1 ( . – 2 ( . – 3 ( . – 4 ( . –

25 - 1 ( – . 2 ( – . 3 ( – . 4 ( – .

26 - ( ) 1 ( – » « 2 ( – » « 3 ( – » « 4 ( – » «

27 - 1 (– 2 (– 3 (– 4 ( –

28 - » «

1 (» « – . 2 (»« – . 3 (»« – . 4 (» «– .

29 - .......... ( ) ...........

1 ( – . 2 ( – . 3( – . 4 (– .

30 - 1 ( 2 ( 3 ( 4 (

) 1( 20

11 118

) 1(

10 : 10 10

10 10

)6 (- 15 99 :6

31 -

1 ( – . 2 ( – . 3 ( – . 4 ( – .

32 - .......... .......... .......... 1 ( – – . 2 ( – – . 3 ( – – . 4 ( – – .

33 - .......... .......... .......... . 1 ( – – 2 ( – – 3 ( – – 4 ( – –

34 - 1 ( . 2 ( . 3. ( 4 ( .

35 - ( ) 1 ( . 2. ( 3. ( 4 (.

36 - » « 1 ( . 2 ( : » . « 3 ( :» . « 4 ( .

37 - »

« 1 ( . 2. ( 3 ( . 4 ( .

38 - ........... .......... .......... . 1 ( – – 2 ( – – 3 ( – – 4 ( – –

39 - .......... .......... .......... : 1 ( – – . 2 ( – – . 3 ( – – . 4 ( – – .

40 - ( ) 1 ( – . 2 ( – . 3 ( – . 4 ( – .

) 1(- ( )

)6 (- 15 99 :7

41- I asked my foreign guest to speak … since I couldn’t understand what he was saying.

1) slower than 2) as slowly as 3) more slowly 4) the slowest

42- He … a really amazing website when he … the Internet yesterday.

1) found – was surfing 2) was finding – surfed

3) was finding – was surfing 4) found – surfed

43- Firefighters put out the fire one hour ago, but they are still … the water out of the apartments. Rooms are

full of water right now.

1) adding 2) pumping 3) choosing 4) saving

44- It is not … for the management department to make any decision before having a discussion about the

problem.

1) natural 2) interesting 3) boring 4) appropriate

45- Scientists guess that almost a large population of wild animals living in the forests in Australia have …

because of the recent fire.

1) given up 2) died out 3) gone around 4) got around

46- In the 1930s, the poor business environment … a lack of confidence in the economy.

1) destroyed 2) changed 3) created 4) employed

Elephants are one of the heaviest species of animals on the Earth. They have 100 times as many cells

…(47)… humans, so should be 100 times more likely to get cancer. Yet, only five percent of elephants die

from the disease, …(48)… to up to 25 percent of humans. This is because they have …(49)… copies of a

good gene called TP53, which researchers hope will help …(50)… new ways to cure cancer in humans and

also make it possible for people to live longer than they live nowadays.

47- 1) than 2) of 3) from 4) as

48- 1) compared 2) described 3) narrated 4) published

49- 1) much 2) most 3) more 4) as many

50- 1) carry 2) develop 3) continue 4) solve

) 1(

PART A: Grammar and Vocabulary Directions: Questions 41-46 are incomplete sentences. Beneath each sentence, you will see four words or phrases marked (1), (2), (3) and (4). Choose the one word or phrase that best completes the sentence. Then mark the correct choice on your answer sheet.

PART B: Cloze Test Directions: Read the following passage and decide which choice (1), (2), (3), or (4) best fits each space. Then mark the correct choice on your answer sheet.

15

Saving Nature Wonders of Creation

The Value of Knowledge

1 2 3 15 95

)1(

10 : 10 10

10 10

) 6 ( - 15 99 :8

2 4-3 -1

8-7

-3

-4

2

5

1

y

x

551 - 1 ( . 2 ( . 3 ( . 4 ( .

52 -

1 ( 2 ( 3 ( 4 ( 53 - 1 5 2 3 2 4([ , ) ( , )) [ , ]

1 (1 2[ , ] 2 (1 2[ , ) 3 (2 2( , ) 4 (2 2( , ] 54 - 4tan cot sin cos

1 (4 2 (14 3 (1 4 (

55 - a 22 2 4 1 2 2 4 1 0f {(a, ) ,( , ) ,( , ) ,( , a ) ,( , )} 1 (1 1IÄ 2 ( 1 3 ( 1 4 (

56 - A B .B 2 320 B 6 B A B

1 (480 2 (380 3 (560 4 (400 57 - 18 62 .

1 (39 2 (51 3 (40 4 (44 58 - n m n m

1 (3 2 (5 3 (8 4 (7

59 - f (x) 2 3 g(x) | x | 1f ( )

1 ( 2 (2 - 3 (6 4 (4

x

y

x

y

x

y

x

y

) 1(- 35

/ /

/ /

1 5 1 117

) 1( 10 :

10 10

10 10

) 6 ( - 15 99 :9

x

y

-1 2

= =A

B C

660 - ABC 30B 6BC .ABC

1 (33

2 (6 3 3 (3 3

4 (92

61 - 24x mf(x)

x m f (m)

1 (16 2 (16 - 3 (8 4 (8 -

62 - 2 1 1

4 2 1x xf (x)x x

1 (2[ , ) 2 (0[ , ) 3 (2( , ) 4 ( 63 - 22y x bx c .2y cx x b

1 (3116

2 (3116

3 (2 4 (2

64 - 0 1 31 1 1

xy a a f (a)

1 (1 2 (2 3 (1 - 4 (2 - 65 - 22 4 1 0(m )x x (m ) m

1 (2 2[ , ] 2 (3 2[ , ] 3 (2 2( , ] 4 (3 2 2[ , ] { }

66 - 2 5f (x) x 32xg(x) . 4 3 1 5A {x | x } f g

1 (7 132 2[ , ] 2 (7 13

2 2[ , ] 3 (13 72 2[ , ] 4 (13 7

2 2[ , ]

67- 1 0( , ) 2 1( , ) y 3 .

1 (2[ , ) 2 (1[ , ) 3 (2[ , ) 4 (1[ , )

68 - 3 26 2 4

1 8 42

x xf (x) x

x x

x

1 (28 2 (36 3 (48 4 (54 69 - 3 65 2 7 2 10

1 (3 2 (3 3 3 (6 3 4 (3 70 - 16

1 (81 2 (18 3 (91 4 (19

. 10 20 .

) 6 ( - 15 99 :10

2 4-3 -1

8-7

-3

-4

2

5

1

y

x

771 -

1 ( . 2 ( . 3 ( . 4 ( .

72 -

1 ( 2 ( 3 ( 4 ( 73 - 1 5 2 3 2 4([ , ) ( , )) [ , ]

1 (1 2[ , ] 2 (1 2[ , ) 3 (2 2( , ) 4 (2 2( , ] 74 - 20 . 6

1 (54 2 (55 3 (56 4 (57

75 - a 22 2 4 1 2 2 4 1 0f {(a, ) ,( , ) ,( , ) ,( , a ) ,( , )} 1 (1 1IÄ 2 ( 1 3 ( 1 4 (

76 - A B .B 2 320 B 6 B A B

1 (480 2 (180 3 (560 4 (80

77 - 2

22 3

7 6(x x)(x )P(x)

x x

1 (3 6[ , ] 2 (0 1[ , ] 3 (3 2[ , ) 4 (1 1[ , ] 78 - x 3000 50C(x) x 70 .

1 (149 2 (150 3 (151 4 (152

79 - x 21

tan x

tan x (. )

1 (sinx 2 (sin x 3 (cos x 4 (cos x 80 - n m n m

1 (3 2 (5 3 (8 4 (7

x

y

x

y

x

y

x

y

) 1( - 35

/ /

/ /

1 4 5 1 108

.

) 6 ( - 15 99 :11

y

B

Ox

AO

x

y

-1 2

= =A

B C

881 - f OAB 16 1f ( ) 4 0(f ( ) ) 1 (6 2 (10 3 (10 - 4 (8

82 - ABC 30B 6BC .ABC

1 (33

2 (6 3

3 (3 3

4 (92

83 - 22y x bx c .2y cx x b

1 (3116

2 (3116

3 (2 4 (2

84 - 0 1 31 1 1

xy a a f (a)

1 (1 2 (2 3 (1 - 4 (2 -

85 - 22 4 1 0(m )x x (m ) m 1 (2 2[ , ] 2 (3 2[ , ] 3 (2 2( , ] 4 (3 2 2[ , ] { }

86 - 2 5f (x) x 32xg(x) . 4 3 1 5A {x | x } f g

1 (7 132 2[ , ] 2 (7 13

2 2[ , ] 3 (13 72 2[ , ] 4 (13 7

2 2[ , ]

87 - 1 0( , ) 2 1( , ) y 3 .

1 (2[ , ) 2 (1[ , ) 3 (2[ , ) 4 (1[ , )

88 - 5| ax b | 2 3( , ) ( , ) . 2 2a b 0(a ) 1 (3 2 (5 3 (4 4 (2

89 - 3 65 2 7 2 10

1 (3 2 (3 3 3 (6 3 4 (3 90 - 16

1 (81 2 (18 3 (91 4 (19

) 6 ( - 15 99 :12

B

C

A

23

D E

F

7/5

6

5 CB

A

�

4

�

2

CB

A

1

G

S

S

E F

991 - 1 (9 8 7 2 (7 6 5 3 (5 4 3 4 (3 2 1

92 - ABC O OAB OBC OAC 1 ( 2 ( 3 ( 4 (

93 -

1 (1 2 (32 3 (1 5/ 4 (2

94 - ABC P . P E G F P EFG . . . .

1 ( 2 ( 3 ( 4 ( 95 - ABC A AB AC . 53B

C 1 (37 2 (67 3 (47 4 (57

96 - ABC . ABC 1 (25 2 (27 3 (30 4 (36

97 - 1 (B 2 (C 3 (C 4 (B

98 - AEF 1S FGC 2S EFGB 1 (1 2S S 2 (2

1 2( S S )

3 (1 2S S

4 (1 22 S S 99 - ABC AM . BM A CM AM

1 (12 2 (1

4 3 (24 4 (3

6

100 - 3 . 1 (4 2 (6 3 (8 4 (12

) 1 (

.

15 /

/

1 2 3 9 76

) 1( 10 :

10 10

10 10

) 6 ( - 15 99 :13

ج�وه

8cm

22cm

27/2cmآب

مخزن

600

d

1h m=2

2h m=3

v =?2

v =81ms

2V

A

B

V(cm )V

3

10

m(g)

1101 - 3 )83 10 ms

(. 1 (10 s 2 (1000ns 3 (0 1/ s 4 (0 1/ ms

102 - A B . A B

1 (14

2 (2

3 (12

4 (4

103 - 03 31 13 6 76g g( , / ,P cmHg)cm cm½¼Ã]JA

1 (12 2 (14 3 (16 4 (24

104 - 30kg 80N 60 d .

20N 200J d 210m(g )s

1 (10 2 (20 3 (100 4 (200

105 - 0 5/ kg 8 ms

. 7 J

10 N(g )kg

1 (6 2 (2 3 (3 4 (4

106 - 10ms

.

)10 Ngkg

(.

1 (5 2 (5 2 3 (5 22 4 (10 2

107 - 253 1 (14 - 2 (4 - 3 (4 4 (14

108 - 55 C 002/0 6 12 10( )K

1 (1055 2 (555 3 (65 4 (60

) 1( -

) 1( 10 : 10

10 10 10

30

/ / /

1 2 3 4

1 111

) 6 ( - 15 99 :14

h m=5

A

B

1109 - 960 C 88 3 kJ/kg

.100 960 C )(.

1( 83/8 2 (415/4 3 (4415 4 (8830 110 - 600 100 10cm 5/2 .

20kJ 1 (10 2 (20 3 (30 4 (40

111 - 1000kg 15 ms

A 10s 25 ms

B .

)10 Ngkg

(. 1 (5 2 (15 3 (20 4 (25

112 - 1 (1

2 12 2 (1

2 1 3 (1 12 4 (1 1

4

113 - 100 20 50 40 C (. )

1 (2/0 2 (200 3 (500 4 (5/0 114 - 20m

s .

) 100 Jckg C¾²¼ ± ¬ (.

1 (2/0 2 (4/0 3 (2 4 (4 115 - 45 200 750

)4 2 kJc /kg CJA 140 Jc

kg C½¼Ã] (.

1 (36 2 (360 3 (45 4 (450 116 - 50 C .250W

190 ) 50 C 2375 kJ

kg .(

1 (10 2 (20 3 (30 4 (40 117 - 5/1 500 40 C .

100 C )4200 2268VJ kJc ,L

kg.K kgJA( 1 (840 2 (84 3 (4/1 4 (14

118 - A B C .A C A B 15 C 20 C 20 C C ) (. 1 (30 2 (35 3 (45 4 (60

119 - 200 65 . 20

)FJ J kJc ,c ,L

kg.K kg.K kg4200 2100 336gÄJA (.

1 (300 2 (900 3 (290 4 (1000 120 - 250cm 10cm 3499cm .

10 C ) 5 11 5 10/

C 4 15 10

C (.

1 (270/1 2 (720/1 3 (270/2 4 (420/1

) 6 ( - 15 99 :15

ج�وه

8cm

22cm

27/2cmآب

مخزن

600

d

1h m=2

2h m=3

v =?2

v =81ms

2V

A

B

V(cm )V

3

10

m(g)

1121 - 3 )83 10 m

s (.

1 (10 s 2 (1000ns 3 (0 1/ s 4 (0 1/ ms 122 - A B . A B

1 (14

2 (2 3 (1

2 4 (4

123 - 03 31 13 6 76g g( , / ,P cmHg)cm cm½¼Ã]JA

1 (12 2 (14 3 (16 4 (24

124 - 30kg 80N 60 d .

20N 200J d 210m(g )s

1 (10 2 (20 3 (100 4 (200

125 - 0 5/ kg 8 ms

. 7 J

10 N(g )kg

1 (6 2 (2 3 (3 4 (4

126 - 10ms

.

)10 Ngkg

(.

1 (5 2 (5 2 3 (5 22 4 (10 2

127 - 253 1 (14 - 2 (4 - 3 (4 4 (14

128 - 30 10 . 1 (464 2 (248 3 (680 4 (896

129 - 23500cm 60 C

5 12 10( )C

1 (1/2 2 (2/4 3 (6/12 4 (4/8

) 1 ( - 30

/ / /

1 2 3 4

1 102

.

) 6 ( - 15 99 :16

A

B

��

L

C

1130 - 20cm 5cm . T 0 004/ mm .

1 (110 2 (210 3 (310 4 (410 131 - 50 1/0 .

1C

1 (52 10 2 (45 10 3 (510 4 (42 5 10/ 132 - A B C .

1 (A B C 2 (A B C 3 (A B C 4 ( .

133 - 100km 108 kmh

14 . 21J

1 (220 - 2 (110 - 3 (294 - 4 (147 - 134 - 5 20 . 2

20 30 31000 10kg N( ,g )kgmJA

1 (100 2 (150 3 (200 4 (250 135 -

1 (12 1

2 2 (12 1 3 (1 1

2 4 (1 14

136 - 100 20 50 40 C ) (.

1 (2/0 2 (200 3 (500 4 (5/0 137 - 20m

s .

) 100 Jckg C¾²¼ ± ¬ (.

1 (2/0 2 (4/0 3 (2 4 (4 138 - 45 200 750

)4 2 kJc /kg CJA 140 Jc

kg C½¼Ã] .(

1 (36 2 (360 3 (45 4 (450 139 - A B C .A C

A B 15 C 20 C 20 C C )(.

1 (30 2 (35 3 (45 4 (60 140 - 250cm 10cm 3499cm .

10 C ) 5 11 5 10/

C 4 15 10

C (.

1 (270/1 2 (720/1 3 (270/2 4 (420/1

. .

) 6 ( - 15 99 :17

) 1(-

141 - A 3 40A 41A 42 A 40 416f ( A) f ( A) 41 427f ( A) f ( A) . . . . . . . . . . .

1 (2 - 14- 84 2 (04/2- 24/12- 71/85 3 (71/85 - 24/12 - 04/2 4 (84 - 14 - 2 142 -

1 ( – : : Cl : Cl : 2 ( 2Cl . 3 ( 2 . 4 ( 2Cl .

143 -

1 ( 3 . 2( 2 5 2 2 2C H OH(l) O (g) CO (s) H O(g) 2O 7 . 3( . 4 ( 2H O 2CO 75/0 .

144 -

(3 27 : NaN Na N ( 2 2 2 211: Ag H S O Ag S H O ( 2 2 37 : NO H O HNO NO (3 2 2 3 210 : PH I H O H PO HI

1 (4 2 (3 3 (2 4 (1 145 -

( . ( . ( . ( .

1 (1 2 (2 3 (3 4 (4 146 - B A )STP 112 16 4 20 1C ,O ,He ,Ne ,H :g.mol(

1 (4/22 2 (8/44 3 (2/11 4 (6/5

25

/ /

1 2 3

1 92

) 1(

10 : 10 10

10 10

) 6 ( - 15 99 :18

) 1 (– / ( )

147 -

( 35 C 3NH 2N .

( .

( .

( .

1 (1 2 (2 3 (3 4 (4

148 - STP

. CO 48 11 12(H ,C :g.mol )

1 (2/67 2 (33600 3 (6/33 4 (67200

149 - . . . (II)

. . . (I) . ) (.

1 (3 -4

2 (4 -3

3 (2 -2

4 (1 -1

150 - 11 32 14 16(H ,S ,N ,O :g.mol )

1( 6/6 0 25/ mol .

2( P N .

3( 14mol .

4( .

151 - 4 2

1 ( (II) 2 ( 3 ( 4 (

152 - 24( Cr) .. .. ..... ..... .... . .......

1 ( 2 44 4 4s p p p 2 ( 3 34 4 4s p p p

3 ( 4 23 4 3d s d d 4 ( 5 13 4 3d s d d

153 -

1 ( .

2 ( .

3 ( .

4 ( .

II I

1 2 (II) 3 (III) 4

) 6 ( - 15 99 :19

154 - 2O

1 (3 5 3 3 2 2 2 2C H (NO ) CO H O N O 2 (2 5 2 2 2C H OH O CO H O

3 (8 18 2 2 2C H O CO H O 4 (3 2 2NH O NO H O

155 -

1 ( 2 (2NO

3 ( 4 (2NO NO

156 - 56/0 STP 120(Ne g.mol )

1 (1 2 (2 3 (5/0 4 (5/1

157 - 32 8/ .

20 4/ . )

(.

127 32 16 12 40(Al ,S ,O ,C ,Ca :g.mol )

3 2CaCO (s) CaO(s) CO (g) 2 4 3 2 3 33Al (SO ) (s) Al O (s) SO (g)

1 (13 2 (2

3 3 (12 4 (3

2

158 -

1 ( > > 2 (> >

3 (> > 4 (> >

159 -

. (

( .

(»3FeBr « .

( »3MgNO« . 1 (1 2 (2 3 (3 4 (4

160 - B AC

A :

B :

C : 1 (A :B :C :

2 (A :B :C :

3 (A :B :C :

4 (A :B :(II) C :

) 6 ( - 15 99 :20

161 -

» . . . ( ) . . . .«

1( Ne - 2( Li - 6 Li 3( He - H 4( He - Ne

162 - - . . . Cu . - . . . . . . .

1 ( - p- 4s 2 ( - d- 4s 3d 3 ( - p - 4s 4 ( - d - 4s 3d

163 - ( ) ( ) ( ) ) ( ) ( ) ( ) (. - - -

1 ( - 2N 2O Ar - 2 (- 2N 2O 2CO -

3 ( - 2N 2O 2CO - 4 ( - 2N 2O 2CO - 164 -

(3 27 : NaN Na N (2 2 2 211: Ag H S O Ag S H O ( 2 2 37 : NO H O HNO NO (3 2 2 3 210 : PH I H O H PO HI

1 (4 2 (3 3 (2 4 (1 165 -

( 18 C . ( . ( . ( .

1 (1 2 (2 3 (3 4 (4 166 -

1 ( ( ) . 2( . 3( .

4 ( .

فشالاير

الايرتفاع

فشالاير

الايرتفاع

فشالاير

الايرتفاع

فشالاير

الايرتفاع

) 1 (- 25

/

1 2 1 84

.

) 6 ( - 15 99 :21

) 1(– / ( )

S

O

OO:

: :

:

::

::

1167 -

( . ( .

( . ( .

1 (1 2 (2 3 (3 4 (4 168 - B A ) STP 112 16 4 20 1C ,O ,He ,Ne ,H :g.mol(

1 (4/22 2 (8/44 3 (2/11 4 (6/5

169 - ( 35 C 3NH 2N .

(. ( .

( .

1 (1 2 (2 3 (3 4 (4 170 - STP

.CO 48 11 12(H ,C :g.mol )

1 (2/67 2 (33600 3 (6/33 4 (67200

171 - 14 33 As

1 (Fe , Mg , Ca26 12 20 2 (37 19 11Rb , K , Na 3 (9 17 35F , Cl , Br 4 (52 16 8Te , S , O

172 - ............ ............ e N . ............

1( 31 3 27 315 134 P Al 2( 23 14 3

11 72 Na N 3( 32 2 40 216 202 S Ca 4( 88 2 70 3

38 3112 Sr Ga 173 -

1 (3NF 2 (2OF 3(3SO 4 (2N O

174 -

1 ( - 2 ( - 3 ( - 4 ( -

) 6 ( - 15 99 :22

1 2

1175 -

..........» .......... . « ( –

( – ( –

(– 1 (1 2 (2 3 (3 4 (4

176 - 2 10 75/ g .mL ) (.

( ) 48 143

( ) 14 2800 1 (5/0 – 95 2 (5/0 – 6/66 3 (2 – 6/66 4 (2 – 95

177 - ) ( A B C D

2A B O O 3C O O D 1 (3O - - 2O - 2 (2O - - 3O - 3 (3O - - 2O - 4 (3O - - 2SO-

178 -

2 2 3yNO O NO O )III 2 22 2NO O NO )II 2 2 2N O NO )I

1 ( )1( )2( . 2(y )3( . 3 ( 3 2 2(O O N ) . 4 (NO .

179 -

( . ( . ( .

. ( 1 (4 2 (3 3 (2 4 (1

180 - 1 2

: (2 2 33 2N (g) H (g) NH (g) (

( (

1 ()( )( 2 ()( )( 3 ()( )( 4 ()( )(

181- 1( ) 1( 2( ) 1( 3( ) 1( 4( ) 1(

182 - 1() 1( 2() 1( 3() 1( 4() 1(

) 6 ( - 15 99 :23

287- 2 1( 2 . 2( . 3( 2 . 4( 2 .

288- 1 (. 2 ( . 3 ( )5 ( . 4 ( )5 ( .

: 289- 1 ( ) ( 2 ( ( ) 3 ( ( ) . 4 ( .

: 290- 1 ( 2 (3 5 3 ( 5 10 4 ( 10

291- 1. ( 2 ( . 3 ( . 4 ( .

292- 1 ( . 2 ( . 3 ( . 4 ( .

293- 1 ( . 2 ( ( ) 3 ( . 4 (.

294- 1 ( . 2 ( . 3 ( . 4 ( .

295- 1 ( ) (. 2 ( 3 ( . 4 ( .

296- 1 ( 2 ( 3 ( 4 (

– 297- 1 ( . 2 ( 3 ( 4 (

298- 1 ( 2 ( 3 ( 4 (