The complete ionic equation for the reaction is: Ca^2+(aq) + 2NO3^-(aq) + 2K+(aq) + CO3^2-(aq) --> CaCO3(s) + 2K+(aq) + 2NO3^-(aq)
The coefficient for H2O is 1 in the balanced equation: 2K + 2H2O + 2KOH + H2
The equation is: Ca(HCO3)2 + CaCO3 + CO2 + H2O -> 2CaCO3 + CO2 + H2O.
The balanced equation for the reaction is: 2NaCl + 2H2O → Cl2 + 2NaOH + H2
The balanced equation for hydrochloric acid (HCl) reacting with calcium carbonate (CaCO3) is: 2HCl + CaCO3 -> CaCl2 + CO2 + H2O.
The balanced equation for the reaction between hydrochloric acid (HCl) and calcium carbonate (CaCO3) is: 2HCl + CaCO3 -> CaCl2 + H2O + CO2.
The complete ionic equation for the reaction is: Ca^2+(aq) + 2NO3^-(aq) + 2K+(aq) + CO3^2-(aq) --> CaCO3(s) + 2K+(aq) + 2NO3^-(aq)
The balanced equation for the reaction is: Na2CO3 + CaCl2 -> 2NaCl + CaCO3.
The coefficient for H2O is 1 in the balanced equation: 2K + 2H2O + 2KOH + H2
The equation is: Ca(HCO3)2 + CaCO3 + CO2 + H2O -> 2CaCO3 + CO2 + H2O.
This simple equation is: 2H2 + O2 = 2H2O
The balanced equation is Ca(OH)2 + H2SO4 → CaSO4 + 2H2O.
The balanced equation for the reaction is: 2NaCl + 2H2O → Cl2 + 2NaOH + H2
2Na + 2H2O -> H2 + 2NaOH
The balanced equation for hydrochloric acid (HCl) reacting with calcium carbonate (CaCO3) is: 2HCl + CaCO3 -> CaCl2 + CO2 + H2O.
2Na + 2H2O -------> 2NaOH + H2
The correct balanced equation for the reaction between CaO and CO2 to form CaCO3 is CaO + CO2 -> CaCO3. This represents the conservation of mass with one Ca, one C, and three O atoms on both sides of the equation.