SOLVED: H2O2 + K2Cr2O7 + HCl ⇀ CrCl3 + KCl + H2O + O2 Balanceo óxido ...

SOLVED: H2O2 + K2Cr2O7 + HCl ⇀ CrCl3 + KCl + H2O + O2 Balanceo óxido ...