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When dilute hydrochloric acid is added to potassium carbonate, a gas is evolved. describe the test for this gas?
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- hcbiochemLv 74 years ago
There are a couple of tests.
(1) Place a lighted splint into the gas, and it will go out.
(2) Bubble the gas through lime water. It should turn milky.
The gas is CO2.
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