What happens to lime water when exhaled air is passed through it?
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9
Answer:
When exhaled air is blown through Lime Water which is also known as calcium hydroxide, the carbon dioxide present in the exhaled air reacts with the Lime water and turns it into a milky solution, since the the CO2 reacts with Ca(OH)2 and forms CaCO3 or Calcium Carbonate, which is insoluble and white in colour.
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5
Answer:It turns milky
Explanation: lime water CaCO3 reacts with CO2 (we exhale CO2 )and becomes milky.
(Slightly white)
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