Sarthaks Test
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What would you observe when 

(a) a saturated solution of potassium chloride prepared at 60°C is allowed to cool to room temperature. 

(b) an aqueous sugar solution is heated to dryness. 

(c) a mixture of iron filings and sulphur powder is heated strongly. 

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(a) Solid potassium chloride will separate out. 

(b) Initially the water will evaporate and then sugar will get charred. 

(c) Iron sulphide will be formed.

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