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The molarity of a solution having 18g of...

The molarity of a solution having 18g of glucose dissolved in 500 g of water is

A

`0.5m`

B

`0.2m`

C

`2m`

D

`1m`

Text Solution

Verified by Experts

The correct Answer is:
B
`"Molality"=("Number of moles of solute x 1000")/("Mass of solvent (in g)")`
`=(18xx1000)/(180xx500)=0.2m`
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-SOLUTIONS AND COLLIGATIVE PROPERTIES -Exercise 1 (Types of Solutions and Concentration of Solutions)
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  2. The volume of water to be added to 100 cm^(3) of 0.5 NH(2)SO(4) to get...

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  3. The molarity of a solution having 18g of glucose dissolved in 500 g of...

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  4. What Is the number of moles of H(2)SO(4) required to prepare 5.0L" of...

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  5. 20 mL of HCI soution requires 19.85 mL of 0.01 M NaOH solution ...

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  6. Which of the following concentration terms is/are independent of tempe...

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  7. Glucose solution is 25% by weight of solution. Its per cent concentrat...

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  8. Mole fraction of the solute in a 1 molal aqueous solution is :

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  9. How many grams of H(2)SO(4) is/are to be dissolved to prepare 200 mL a...

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  10. Which one of the following gases has the lowest value of Henry law con...

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  11. 25.3 g of sodium carbonate, Na(2)CO(3) is dissolved in enough water to...

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  12. A 5.2 molal aqueous of methyl alcohol, CH(3)OH, is supplied. What is t...

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  13. A mixture of ethane and ethene occupies 41 L at atm and 500 K. The mix...

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  14. The molarity of a 0.2 N Na(2)CO(3) solution will be :

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  15. The sum of mole fractions of A, B and C in an aqueous solution contain...

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  16. Dissolving 120g of urea (mol wt = 60) in 1000g of water gave a solutio...

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  17. 4.0g of caustic soda is dissolved in 100 cc of solution. The normality...

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  18. Calculate the mass of urea (NH(2)CONH(2)) required in making 2.5 kg of...

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  20. The volume of 0.1M oxalic acid that can be completely oxidised by 20mL...

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