giai dum nha!!!

8

8868399

so mol e nhuong:
Al --> Al(+3) +3e.
1/6--------------1/2(mol)
So mol e HNO3 nhan = so mol Nitrat tao muoi = 0.5 mol.
Muoi la Al(NO3)3 = 0.5x213 = 106.5 (g)
 
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