Jawapan

2014-02-16T17:01:00+08:00
CuO + H₂SO₄ =CuSO₄ =H₂
  • Sivel
  • Bercita-cita tinggi
2014-02-21T11:09:43+08:00
CuO + H₂SO₄ ⇒ CuSO₄ + H₂O