Proof: Our Breath Contains CO2

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Cool experiments to try and home with these simple household ingredients!

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This experiment was to demonstrate the presence of CO2 in our breath. The calcium hydroxide in the limewater (clear solution) reacts with CO2 and forms calcium carbonate (milky white solution).

Ca(OH)2 + CO2 ➡️ CaCO3
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Keep it up bro! Liked and subscribed 🙂

rakeshkumarsingh