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Calculate the mass of a non-volatile sol...

Calculate the mass of a non-volatile solute ( molar mass 40g `mol^-1`) which should be dissolved in 114g octane to reduce its vapour pressure to 80%.

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ACCURATE PUBLICATION-MODEL TEST PAPER-9-SECTION-B (SHORT ANSWER)
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  3. Unit of rate constant for zero order reaction is

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  4. Out of the following objects, mention which are good conductors of hea...

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  5. In places of hot climate it is advised that the outer walls of the hou...

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  6. How you can tell that water is neutral?

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  7. Calculate the mass of a non-volatile solute ( molar mass 40g mol^-1) w...

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  8. 200 cm^3 of an aqueous solution of a protein contains 1.26g of the pro...

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  9. Why do transition elements show variable oxidation states ? Name the e...

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  10. A 1st order Reaction is 40% complete in 10 minutes. Calculate the time...

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  11. In a reaction when the concentration of reactants is double, the rate ...

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  12. Is photosynthesis is a chemical change or a physical change?

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  13. How does O3 react with KNO2

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  14. How does O3 react with HCl

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  15. How does O3 react with SO2

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  16. How does O3 react with HCl

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  17. SO2 has acidic character. Explain.

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  18. State whether the statement given is true or false- Dissolving sugar i...

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  19. Balance the following equation : Na + O2 → Na2O

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  20. Show that relative lowering in vapour pressure is a colligative pr...

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