
Answer:
The answer to your question is:  1.76 mol/ dm³
Explanation:
Data
Hydrogen peroxide 60 g/dm³
concentration in mol / dm³}
Process
[tex]\frac{60 g of H2O2}{dm3} \frac{1 mol of H2O2}{34 g H2O2}
= \frac{60 mol H2O2}{34 dm3}[/tex]
= 1.76 mol/ dm³