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Calculate the molarity of 4% (w/v) NaOH ...

Calculate the molarity of 4% (w/v) NaOH solution.

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4% (w/v) NaOH solution means 4 g of NaOH are dissolved in 100 ml of solution.
Molarity =`(W/(G.M.W))_"solute" xx 1000/ "vol. in ml" =4/40xx1000/100`=1M.
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AAKASH SERIES-SOLUTIONS -Objective Exercise -4
  1. Calculate the molarity of 4% (w/v) NaOH solution.

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  2. Assertion : Molarity of a solution decreases with an increase of tempe...

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  3. Assertion : Molality is independent of temperature Reason : There is...

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  4. Assertion : Mole fraction has no units Reason: Mole fraction is a r...

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  5. Assertion: Pressure does not have significant effect on solubility of ...

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  6. Assertion: Increase in temperature increases vapour pressure of a liq...

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  7. Assertion :Rate of evaporation increases with an increase in the surfa...

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  8. Assertion : Sea water boils at higher temperature than distilled water...

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  9. Assertion: A pressure cooker reduces cooking time Reason: The boili...

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  10. Assertion : Vapour pressure of 0.5M sugar solution is more than 0.5M K...

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  11. Assertion : For two solutions, 0.1m aqueous solution of glucose and 0....

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  12. Assertion: If one component obeys Raoult's law over a certain range of...

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  13. Assertion: A solution is a homogeneous mixture of two or more chemical...

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  14. Assertion: The solubility of the gas in a liquid increa ses with incr...

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  15. Assertion: One molal aqueous solution of urea con tains 60g of urea in...

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  16. Assertion: One molar aqueous solution (d=1gm/cc) has always higher con...

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  17. Assertion: The pressure exerted by the vapour of a liquid at equilibri...

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  18. Assertion: At the same temperature water has higher vapour pressure th...

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  19. Assertion: Osmotic pressure is a colligative property. Reason: Osmo...

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  20. Assertion:Vapour pressure of water is less than 373K at 1.013 bar. R...

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  21. Assertion: Azeotropic mixtures are formed only by non-ideal solutions...

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