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2. Is Matter Around us Pure
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Q51 of 252 Page 81

One of the following is a solid foam. This one is:

Bread is an example of solid foam.

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50

(a) Differentiate between a saturated and an unsaturated solution. How will you test whether a given solution is saturated or not?

50

How would you prepare a saturated solution of sodium chloride in water at 25°C? What will happen if this solution is cooled to 10°C?

52

Which of the following is not an emulsion?

53

One of the following does not show Tyndall effect. This one is :

Questions · 252
2. Is Matter Around us Pure
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