Question

A fresh $H_2{O}_2$ solution is labeled as $11.2V$. Calculate its concentration in wt/vol percent.

• A. $3.03$
• B. $6.8$
• C. $1.7$
• D. $13.6$

Answer 1

Answer: (A)

$3.03$

$Density=\frac{v}{11.2}\ast M.wt$

$d=\frac{11.2}{11.2}\ast 34=34$

$\frac{wt}{v}=\frac{34}{11.2}=3.03$