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Bernoulli's Principle

Vapour pressu...

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Vapour pressure of water is 360 mm Hg, how much urea should be added to 200ml water to reduce its vapour pressure by 0.5%?

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Q. Vapour pressure of water is 360 mm Hg, how much urea should be added to 200 ml. water to reduce its vapour pressure by 0.5%? (Molecular weight of urea=60)

Q. Vapour pressure of water is

360

mm Hg, how much urea should be added to

200

mL water to reduce its vapour pressure by

0.5 %

? (Molecular wt. of urea

= 60

)

Q. What weight of glucose (mol. wt.

= 180)

should be added to 1700 gof water at

20^{\circ} C

to lower its vapour pressure by 0.001

m m

? The vapour pressure ofwater at

20^{\circ} C

m m H g

Q. How much urea (molar mass

60 g / m o l

) should be dissolved in

50 g

of water so that its vapour pressure at room temperature is reduced by

25 %

.[Write up to 1 decimal place]

Q. Vapour pressure in mm

H g

0.1

mole of urea in 180 g of water at

25^{\circ} C

is (The vapour pressure of water at

25^{\circ} C

24

H g

)

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