reaction of acid with metal hydrogen carbonate . which gas will release? how will you check the presence of the gas ?
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Answer:
Hydrogen gas will release
a pop sound denotes availability of hydrogen
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Explanation:
NaHCO3 + HCl --> NaCl + H20 + CO2
Carbon dioxide gas is released
To check the presence , just take a test tube containing freshly prepared lime water and bring it near the mouth of the test tube where the gas is being evolved..The lime water will turn milky..
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