Balance the equations by adding coefficients as needed. Do not add anything if the coefficient is
C₃H₈+O₂⟶CO₂+H₂O
BaCl₂+K₃PO₄⟶Ba₃(PO₄)₂+KCl
Cu(NO₃)₂⟶CuO+O₂+NO₂
Fe+O₂⟶Fe₂O₃

Q&A Education