Balanced Chemical Equation – Solution CaCO3 → CaO + CO2 Equation is already balanced. The coefficients show the number of particles (atoms or molecules)

Balanced Chemical Equation – Solution CaC2 + 2H2O → Ca(OH)2 + C2H2 The coefficients show the number of particles (atoms or molecules), and the indices

Balanced Chemical Equation – Solution 2HI + 2H2O → 2H3O + I2 The coefficients show the number of particles (atoms or molecules), and the indices

Balanced Chemical Equation – Solution Al2O3 + 2NaOH → 2NaAlO2 + H2O The coefficients show the number of particles (atoms or molecules), and the indices

Balanced Chemical Equation – Solution 4NH3 + 5O2 → 4NO + 6H2O The coefficients show the number of particles (atoms or molecules), and the indices

Balanced Chemical Equation – Solution 2NaOH + H2SO4 → Na2SO4 + 2H2O The coefficients show the number of particles (atoms or molecules), and the indices

Balanced Chemical Equation – Solution Cl2 + 2NaI → 2NaCl + I2 The coefficients show the number of particles (atoms or molecules), and the indices