25olivervictoria 25olivervictoria 05-04-2021 Physics contestada Which chemical equation is unbalanced? A ) K + H2O --> K2O + H2 B) MgO + 2HCI --> MgCI2 + H2O C) CaO2 + HCI --> CaCI2 + H2O D) CO2 + H2O --> H2CO2 (B Is the correct answer)
