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Question
A student slowly mixes salt into 25 ml of water until no more salt dissolves in it. The student could make more salt dissolve in the solution by:
A student slowly mixes salt into 25 ml of water until no more salt dissolves in it. The student could make more salt dissolve in the solution by:
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Solution
The correct option is C heating it
As no more salt is dissolving in the solution, the solution has became saturated solution. The student can dissolve more solution by heating the solution as on heating the saturated solution become supersaturated. After, the solution become supersaturated, no more salt can be dissolved, it will precipitate out.
As no more salt is dissolving in the solution, the solution has became saturated solution. The student can dissolve more solution by heating the solution as on heating the saturated solution become supersaturated. After, the solution become supersaturated, no more salt can be dissolved, it will precipitate out.
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