Odpowiedź:
KOH +HNO3 ---H2O-> K+ + NO3- + H2O
BaO +H2SO4--H20-->Ba2+ + SO4 2- +H2O
BaCO3 +2HCl --H2O--> Ba2+ +2Cl- +H2O +CO2
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Odpowiedź:
KOH +HNO3 ---H2O-> K+ + NO3- + H2O
BaO +H2SO4--H20-->Ba2+ + SO4 2- +H2O
BaCO3 +2HCl --H2O--> Ba2+ +2Cl- +H2O +CO2