Odpowiedzi

2010-02-09T21:18:14+01:00
Ca,Al2O3, MgO, Ca(OH)2

Ca+H2SO4-->CaSO4+H2
Al2O3+3H2SO4-->Al2(SO4)3+3H2O
MgO+H2SO4-->MgSO4+H2O
Ca(OH)2+H2SO4-->CaSO4+2H2O
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