1.

The strength of H_(2)O_(2) in 11.2 volume solutionof H_(2)O_(2) is

Answer»

1.7
5.1
3.4
8.5

Solution :11.2 volume solution menas that 1 L thissolution liberates 11.2 of `O_(2)` at NTP
`2H_(2)O_(2)rarr2H_(2)O+O_(2)`
22.4 L of `O_(2)` at NTP is PRODUCED from `H_(2)O_(2)`
`=(68)/(22.4)xx11.2=34 G`
strenght =34 g/L


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