Proszę o pomoc w tych zadaniach (zad 3,4,5)
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KNO3 ---> K+ + NO3-
CaCl2 ---> Ca2+ + 2Cl-
Mg + S ---> MgS
MgO + H2S ---> MgS + H2O
Mg(OH)2 + H2S ---> MgS + 2 H2O
H3PO4 + 3NaOH ---> Na3PO4 + 3H2O
po kolej są zadania
KNO3 ---> K+ + NO3-
CaCl2 ---> Ca2+ + 2Cl-
4.
Mg + S ---> MgS
MgO + H2S ---> MgS + H2O
Mg(OH)2 + H2S ---> MgS + 2 H2O
5.
H3PO4 + 3NaOH ---> Na3PO4 + 3H2O