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completati ecuatia reactiilor:
a) ca(hco3)2=?+?+?
b) ca(hco3)2+ca(oh)2=?+?
c) nahco3+ch3cooh=?+?+?


Răspuns :

a)Ca(HCO3)2=CaCO3+H2O+CO2
b)Ca(HCO3)2+Ca(OH)2=2CaCO3 +2H2O
c)NaHCO3+CH3COOH= CH3COONa + H2O + CO2↑