Question

In the reaction H2O2 + Cr2O7 -->H2O + O2 + Cr (not balanced) , the equivalent weight of H2O2 is?

Answer 1

\[H_2O_2 + Cr_2O_7\rightarrow H_2O + O_2 + Cr\]
try to balance the oxygen first

Answer 2

9 oxygens on the left how can we get 9 on the right?

Answer 3

dont make to much hydrogen