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3. ij




1.

2. ( , , )

3. ( , ).

ղ :

1. ( : Na, II Fe, III Al, IV Ca).

 

 

2. , ( : Na, II Fe, III Al, IV Ca), . _______________________________________

3. ( : Na, II Fe, III Al, IV Ca), ? ____________________________________________________

4. ( : Na, II Fe, III Al, IV C)? ____________________________________________________

ճ

1. ij

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1 . . .

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г : 䳿 , : _______________________________________________________________

: ? _____________________

2. ij

: ,

1 .

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г : 䳿 , ____________________

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3. ij

: 1-2 1 1 . .

: _____________________

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г : , :

_______________________________________________________________ : ? ____________________

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ղ :

1. :

Ba Ba(OH)2 Ba3(PO4)2 Ba(H2PO4)2 Al Al2(SO4)3 AlCl3 Al(OH)3

 


________________________________________________________


 


2. :


_____________________

ó _________________

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3. '

ᒺ (..)

䳿 20 , 䳿 2,7 25

4,8% , ?

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