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Class 10 Science Medium Mcq English Medium

On passing excess carbon dioxide through lime water, the milkiness

Question
On passing excess carbon dioxide through lime water, the milkiness
Disappears as soluble calcium hydrogencarbonate forms
Stays milky permanently
Turns blue
Keeps increasing indefinitely
Answer
Disappears as soluble calcium hydrogencarbonate forms
Detailed Explanation
Excess CO2 converts the insoluble calcium carbonate precipitate into soluble calcium hydrogencarbonate, clearing the milkiness.
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