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The volume of 40 vol. H2O2 solution required to prepare 2L. of O2 at STP is
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a
40 m.L
b
50 m.L.
c
25 m.L.
d
500 m.L.
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Correct option is B
40 volume strength of H2O2 solution means,1ml of H2O2 solution →gives 40 ml of "O2"?? of H2O2 solution →gives2L=2000ml 0f O22000ml×1ml40ml= 50ml of H2O2 solution50ml of 40 vol strength of H2O2 solution at STP produces 2L (or) 2000ml of O2 .
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100 cm3 of a given sample of H2O2, gives 1000 cm3 of O2 at STP. The given sample is
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