Question

I want to know if those equations are balanced or not please 1) 2HCl + CaCO3 = CaCl2+ H2O + CO2 2) CuSO4 + 2NaOH = Na2SO4+ Cu(OH)2

Answer 1

1) 2HCl + CaCO3 = CaCl2+ H2O + CO2 is balanced



2) CuSO4 + 2NaOH = Na2SO4+ Cu(OH)2 is balanced