Why is the amount of gas collected in one of the test tubes double of the amount collected in the other? Name this gas.
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4
Answer:
Water contains two parts of hydrogen and one part oxygen. Therefore, during the electrolysis of water the amount of hydrogen has collected in one of the test tubes is double than that of the oxygen produced and collected in the other last tube.
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Required Answer:
☑Hydrogen is collected at the cathode and oxygen is collected at the anode.
☑Its formula is H2O. The gases collected in the test tubes are hydrogen and oxygen.
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