Question

why is double the amount of gas collected in one of the test tube in activity 1.7 name this Gas in short answer
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Answer 1

Answer:

hydrogen gas is double at the time of electrolysis of water because water (h2o) is compund which contain 2 part of hydrogen and 1 part of oxygen.

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Answer 2

Name this gas. 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.