Dg1

Page 1

1 1-4 .

1.

30%v/v. .

:

100mL.

. .

100mL 100mL

30mL 30mL

.

100mL

30g

. . .

.5

2.

:

.5

.2

.4

3.

.7

.5

: .

. . . .

. . .

4.

3mol H2SO4

.5

:

H2SO4 .3 Avogadro .

. :

H2SO4.

. 12

O.

.3

.5

5.

1

.

1 1. 2. 3. 4. 5.

H2SO4.

2

.

.5

2

H2SO4 CO2 FeS Al(OH)3 HCl

. . . . .

2 1.

.

[CrO4] -2

Na2S2O3

Al2 (SO4)3

.6 (2+2+2)

2. :

. . . . .

Ca(OH)2 Br2 AgNO3 K NH4Cl

+ + + + + .

H3PO4 KCl BaCl2 FeCl2 Mg(OH)2

.10(2+2+2+2)


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