Than Toc Luyen De 2016 Hoa Hoc

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-

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H /OH
H /OH

mH

2O

mH

2O


n.nX

n

m.nX

m

nX

1

18.(n 1)

3an 1,5n
2

79,2
132
101,25
75

28,35
189

2an n 2
2

n
2


nH
nX

mX
2O

4
n
3 H2O

mA
18

0,905(mol)

4
.0,905 mol
3
4
.0,905
3

14
18,667%
0,945
189

4,62
132

3,75
75

mH

2O

C 2n H 4n N 2 O3
n O2

n NaOH

(3n

0
3
(3n
)O 2 t 2nCO 2 2nH 2 O N 2
2
3
14,112
3 13,98
)n peptit
(3n
).
2
22, 4
2 28n 76

2n peptit .120%

0,324 mol, n H 2O

m H 2O

nE

n

7,392
22, 4

n N2

m H 2O

m H 2O

m H 2O

155,33

0,135mol

2n N 2

m CO2

M peptit

0,135.155,33 40.0,324 18.0,135 31,5gam

N2

m binh

2,833

84, 06 gam

(

4a 5b
)
2

0,33mol


0, 09.260
.100% 53, 06%
44,1

m CO 2

m H 2O

m N2

44.3n.0,1 9.(6 n 1).0,1 14.3.0,1 40,5gam


n CO2

0, 4n n Na 2CO3

0, 4n 0, 2 mol, n H 2O

44, 4.1,51
302

0, 222

n CO2

0, 222.12

2,664 mol

n H2O

0, 222.11

2, 442 mol

2,664.2

2, 442
2

0, 222.5

0, 4n mol

3,33mol

n O2

H 2 NCH 2 COOH

CH3CH(NH 2 )COOH
(CH 3 ) 2 CHCH(NH 2 )COOH

Cn H 2n 1NO2 .
C n H 2n 1NO 2 .


C n H 2n 1NO 2 (a 1)H 2O
Can H 2an 2 N a O a

1

Can H 2an 2 N a O a

1

2an a
O2
2
n CO 2

t0

Can H 2an 2 N a O a

anCO 2

1

(an 1)H 2O

(a 1)x 2.4,8 3,6
2
(a 1)x 6
2

a
N2
2

(a 1)x 6
2









H )

H )

H 2 NCH 2COOH HCl
H 2 NCH 2COOH NaOH

ClH 3 NCH 2COOH
H 2 NCH 2COONa H 2O

Al(OH)3 ;Cr(OH)3 ; Zn(OH) 2 ; Al 2O 3 , ZnO, Cr2 O3

H 2 PO 4 ; HPO24 ; HS ; HCO3 ;...
R(NH 2 ) x (COOH) y
(NH 4 ) 2 CO3 ; CH 3COONH 4 ...



CH

CH3 C C CH3

CH CH
C CH(CH3 ) 2

CCl 4

CH 2

CH

CH Br2

BrCH

CH

CH 2AgNO3 2NH 3

CH CH

CH 2

CHBr
t0

AgC

CAg 2NH 4 NO3


CCl 4

CH

C CH(CH 3 ) 2

Br2

CH

C CH(CH 3 ) 2

AgNO3

BrCH
t0

NH 3

CHBr CH(CH 3 ) 2
AgC

C CH(CH3 )2

H 2 NRCOOH

nX

MX

10,68
0,12

89

MR

28(R

15, 06 10,68
36,5

C2 H 4 )

CH3CH(NH 2 )COOH (Alanin)

NH

CH

CH

CH NH

CH

CH(CH ) CH NH

H N

COOH

CH

HOOC
HO C H

COOH
COOH

CH(NH ) COOH

CH

CH

CH(NH ) COOH
CH(NH ) COOH

C H CH CH NH COOH

0,12 mol

NH 4 NO3


M(HCO3 ) 2

2NaOH

MCO3

Na 2CO3 2H 2O

M(HCO3 ) 2 Ca(OH) 2

MCO3 CaCO3 2H 2O

M(HCO3 ) 2

MCO3 2NaHCO3

3M(HCO3 ) 2

Na 2CO3
2Na 3PO 4

M 3 (PO 4 ) 2 6NaHCO3

1s 2 2s 2 2p 6 3s 2 3p 6 3d 6 4s 2
1s 2 2s 2 2p 6 3s 2 3p 6 3d 6

1s 2 2s 2 2p6 3s 2 3p6 4s 2 3d 6


1s 2 2s 2 2p 6 3s 2 3p 6 3d 6 4s 2

CH3COONa

n este

n CH3COONa

16, 4
82

0, 2 mol

Cr(OH)3

CrCl2

2KOH

0, 4

0,8

Cr(OH) 2
0, 4 mol

4Cr (OH ) 2 O 2

2H 2O

4Cr (OH )3

0, 4

0, 4 mol

Cr (OH)3 KOH
0, 2

KCrO2

(0, 4 0, 2).103

2Cr

3

2H 2O

0, 2 mol

m Cr(OH)3

2Cr

2KCl

3Br2

16OH

3

Zn

20,6gam

2Cr

2 CrO42

2

6Br

Zn

2

8 H2 O
Cr2O72

CrO 24

K 2Cr2 O 7

2CrO 24

2H

6KI 7H 2SO 4

Cr2O72

Cr2 (SO4 )3

H2O

4K 2 SO4

3I2

7H2 O


Ca(H 2 PO 4 )2 )
Ca(H 2 PO4 )2

n P2O5

n Ca(H 2PO4 )2

98
mol
234
98
.142
234
.100%
100

m P2O5
m phan

.100%

m N2
m phan

m K 2O
m phan

.100%

.100%

59, 47%

C n H 2n

2

C6 H14

Cl 2

1:1

(CH 3 )2 CH CH(CH 3 ) 2

Ca(OH) 2

NH 4

H

n Ag

32, 4
108

0,3mol

1
n Ag
4

nX

0,3
4

0,075 mol

MX

8, 4
112
0,075

C4 H 6 (CHO) 2

nX
CH 2

2Fe 3Cl2

t0

1
n Ag
2

0,3
2

CH CHO

2FeCl3

0,15 mol

MX

8, 4
0,15

56


H 2SO 4

H 2SO 4
Fe2 SO 4

Fe CuSO4

FeSO4

2Al 2NaOH 2H 2O

2Al Fe 2O3

137n Ba

t0

23n Na

2NaAlO 2 3H 2

18,3gam

SO 24

0,1

0,1

0,1 mol

2OH

Cu(OH) 2

0, 4

0, 2 mol

0, 2

6H 2O

Al2O3 2Fe

Ba 2
Cu

3SO 2

Cu

4, 48
2n Ba n Na 2n H 2 2.
22, 4
n OH
2n Ba n Na 0, 4 mol

2

3

BaSO 4

0, 4 mol

n Ba

0,1mol

n Na

0, 2 mol


Cx H yO

31,36

1, 4 mol
22, 4

n O2

Cx H yO

1
)O 2
2
4x y 2
0, 2
.0, 2
4
4x
0, 2x 0,1y (1, 4

C x H yO (x

y
4

2x 2

y 10

O2

1, 4

xCO 2

y
H 2O
2

0, 2x

0,1y mol

t0

y 2
.0, 2)
4

x

2 mol

y 10

4

4x y 2
.0, 2
4
C4 H10O

CH 3CH 2CH 2CH 2OH

CH 3CH(OH)CH 2CH 3
(CH 3 ) 2 CH CH 2OH
(CH 3 )3 C OH

H 2O

H 2O
Ba 2H 2O

Ba(OH)2

2Al Ba(OH) 2
n H2

n Ba

2H 2O
3n Ba(OH)2

H2
Ba(AlO 2 ) 2

3H 2

8,96
22, 4

4n Ba

0, 4 mol

n Ba

0,1mol

X NaOH :
Ba 2H 2O

Ba(OH)2

2Al 2OH

2H 2O

n H2

n Ba

3
n Al
2

H2
2AlO 2

3H 2

0,1 1,5n Al

12,32

22, 4

0,55 mol

n Al

0,3mol