Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X (2024)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (1)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (2)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (3)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (4)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (5)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (6)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (7)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (8)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (9)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (10)

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Solution

The correct option is A 2.5
24 dm31 mole of O2 gas.
3 dm3324=18 mole of O2 gas.
2H2O22H2O+O2nH2O2=2×nO2=2×18=14moles
X×0.1=0.25 X=2.5


Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (11)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (12)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (13)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (14)

31

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (15)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (16)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (17)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (18)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (19)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (20)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (21)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (24)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (25)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (26)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (27)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (28)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (29)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (30)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (31)

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Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (32)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X is:A. 2.5B. 1С. 0.5D. 0.25 (33)

Hydrogen peroxide in aqueous solution decomposes on warming to give oxygen according to the equation:2 H 2 O 2 aq → 2 H 2 O l + O 2 g under conditions where 1 mole of gas occupies 24 dm 3 .100 cm 3 of X M solution of H 2 O 2 produces 3 dm 3 of O 2 Thus, X (2024)
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