The solubility of KClO3 at several temperatures is shown in the accompanying diagram. A student mixe — Solutions Chemistry Question
Question
The solubility of KClO3 at several temperatures is shown in the accompanying diagram.
A student mixes 10.0 g of KClO3 with 45.0 g of H2O and stirs it for a long time at 60 ˚C until the solution is completely clear then allows it to cool slowly to 20 ˚C where it remains clear. Which statement about the final clear mixture at 20 ˚C is correct?
A.
It is a saturated solution.
B.
It is an unsaturated solution and can be made saturated by decreasing the temperature.
C.
It is an unsaturated solution and can be made saturated by increasing the temperature.
D.✓ Correct
It is a supersaturated solution.
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