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From the diagram above, find the amount of solute deposited when 200 cm\(^3\) of the...

Chemistry
JAMB 2011

From the diagram above, find the amount of solute deposited when 200 cm\(^3\) of the solution is cooled from 55°C to 40°C.

  • A. 0.10 mole
  • B. 0.20mole
  • C. 0.01 mole
  • D. 0.02 mole
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Correct Answer: Option B
Explanation

From the diagram,

55°C = 7 moles; 40°C = 6 moles.

Amount of solute deposited = 7 - 6 = 1 mole.

1000 cm\(^3\) = 1 mole

200 cm\(^3\) = x

x = \(\frac{200 \times 1}{1000}\)

= 0.20 mole.

There is an explanation video available below.


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Explanation Video

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