1.

Calculate the strength of H_2O_2 solution in 10 volume.

Answer»

36.30 GM
30 gm
30.36 gm
36 gm

SOLUTION :At STP `H_2O_2` GIVES `O_2` gas
`{:(2H_2O_2 to , O_2+H_2O),("(2 x 34) gm","22.4 Ltr."):}`
So, in 22.4 Ltr `O_2` gas there must be 68 gm `H_2O_2`
`therefore` In 10 Ltr `O_2` gas there must be
`=(10xx68)/22.4` =30.36 gm


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