Ответы и объяснения

2013-11-26T14:05:59+04:00
HCl + NaOH = NaCl + H2O
6HCl + 2Al = 2AlCl3 + 3H2
6HCl + Fe2O3 = 2FeCl3 + 3H2O
2013-11-26T14:07:47+04:00
1) HCl + NaOH -> NaCl + H2O
2) 6HCl + 2Al -> 2AlCl3 + 3H2
3) 6HCl + Fe2O3 -> 2FeCl3 + 3H2O