Give reason for the following: Although hydrogen is lighter than air it cannot be collected by downward displacement of air.
Q7 Draw neat labelled diagrams for two experiments to prove that hydrogen is lighter than air...
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Draw neat labelled diagrams for two experiments to prove that hydrogen is lighter than air
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Balloon Archives Twitterren: "Here is an important one!! There are multiple types of #balloons: -Gas🎈: lift provided by a lighter-than-air gas, in general hydrogen or helium. -Hot air🎈: lift provided by hot
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