Napisz dysocjację:
c) 2Al+3H2SO4-------->3 H2+AL2(SO4)3
d)2K + H2S ------>K2S+H2
e)3 Ni + 2H3PO4 ------> Ni3(PO4)2 +3 H2
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3 H2+AL2(SO4)3 -> 6H+ + 3 SO4 2-
K2S+H2 -> 2K+ + S2- + 2H
Ni3(PO4)2 +3 H2 -> 3NI2+ + 2PO4 3- + 6H