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1. In order to prepare solution of a precise concentration, the common approach is as follows. Sample of solid with its mass

2.A dilution is a solution made by adding a solvent to a supersaturated solution.

TRUE                                           FALSE

3.A supersaturated solution may be prepared by slowly cooling down a solution saturated at an elevated temperature.

TRUE                                           FALSE

4.The solubility of a gaseous solute in water is increased by an increase in pressure.
TRUE                                           FALSE

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2.A dilution is a solution made by adding a solvent to a supersaturated solution. TRUE                            
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