explain how you would test for Carbon Dioxide gas
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The best way of testing for Carbon dioxide is to bubble it through lime water. ... Lime water turns milky as the Calcium hydroxide (chemical name for limewater) reacts with carbon dioxide to form Calcium Carbonate which is insoluble in water and thus forms a milky white precipitate.
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Explanation:
When we bring a burning matchstick near the mouth of a gas jar it extinguishes..It makes sure that co2 is present in the gas jar.
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