30 volume hydrogen peroxide means (a) 30% of H2O2 solution (b) 30 cm3 solution contains 1g of H2O2 (c) 1 cm3 of solution liberates 30 cm3 of O2 at STP (d) 30 cm3 of solution contains 1 mole of H2O2

Correct answer: (b) 30 cm3 solution contains 1g of H2O2 Explanation: 30 vol of H2O2 means one volume of H2O2 on decomposition will give 30 volume of oxygen.

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30 volume hydrogen peroxide means (a) 30% of H2O2 solution (b) 30 cm3 solution contains 1g of H2O2

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15/12/2021 1:38 pm

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30 volume hydrogen peroxide means

(a) 30% of H₂O₂ solution

(b) 30 cm³ solution contains 1g of H₂O₂

(d) 30 cm³ of solution contains 1 mole of H₂O₂

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15/12/2021 1:39 pm

Correct answer: (b) 30 cm³ solution contains 1g of H₂O₂

Explanation:

30 vol of H₂O₂ means one volume of H₂O₂ on decomposition will give 30 volume of oxygen.

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30 volume hydrogen peroxide means (a) 30% of H2O2 solution (b) 30 cm3 solution contains 1g of H2O2

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