Solutions

CBSE Class 12 · Chemistry · 29 past questions

9 of 29 · show all

1. Q13 2024

   An azeotropic solution of two liquids has boiling point lower than either of them when it…

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2. Q14 2024

   The relative lowering of vapour pressure of an aqueous solution containing non-volatile solute is 0.0225. The…

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3. Q15 2024

   A 6% solution of glucose (molar mass = 180 g mol⁻¹) is isotonic with 2.5% solution of an unknown organic…

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4. Q16 2024

   The vapour pressure of a solvent at 283 K is 100 mm Hg. Calculate the vapour pressure of a dilute solution…

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5. Q17 2024

   A 1% solution of solute 'X' is isotonic with a 6% solution of sucrose (molar mass = 342 g mol^-1). The molar…

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6. Q18 2024

   For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…

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7. Q19 2024

   A solution is prepared by dissolving 5 g of a non-volatile solute in 200 g of water. It has a vapour pressure…

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8. Q20 2024

   For an electrolyte undergoing association in a solvent, the van't Hoff factor…

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9. Q21 2024

   For Questions number 13 to 16, two statements are given — one labelled as Assertion (A) and the other…

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