GCSE Chemistry Balancing equations 2 (RGSHW)

Balance the equation: Ca + O₂ → CaO

Na₂O + H₂O → NaOH

Balance the equation: Al + O₂ → Al₂O₃

Na + Cl₂ → NaCl

Balance the equation: Na₂CO₃ → Na₂O + CO₂

K + O₂ → K₂O

Balance the equation: C₄H₈ + O₂ → CO₂ + H₂O

Balance the equation: Fe₂O₃ + HCl → FeCl₃ + H₂O

Balance the equation: F₂ + KBr → KF + Br₂

Balance the following equation

NaOH + H₂SO₄ → Na₂SO_{4 +} H₂O