September 2018 1 238 Report

pilne! daje naj :D Zapisz w postaci jonowej:
a) Al(OH)3 + 3HNO3 ---> Al(NO3)3 + 3H2
2Al+6HNO3----->2Al(NO3)3+3H2
3Al2O3+6HNO3----->2Al(NO3)3+3H2O
b) Al2O3+6HCL---->2AlCl3+3H2O
2H3PO4+3Na2O--->2Na3PO4+3H2O
3H2SO4+Fe2O3------>Fe2(SO4)3+3H2O
c) 2NaOH+H2S--->Na2S+2H2O
2Na+H2S--->Na2S+H2
Na2O+H2S----->Na2S+H2O

Z góry dziękuję za pomoc! (:



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