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प्रश्न
Draw a neat labelled diagram for the following experiment.
To study the presence of carbon dioxide in air.
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उत्तर
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संबंधित प्रश्न
Mention the contribution of the following scientists :
- Antoine Lavoisier
- Robert Boyle
- Joseph Priestley
- Sir W. Ramsay
Write ‘true’ or ‘false for the following;
Air is a compound.
Tick (√) the correct alternative from the choice given for the following statement.
Air consists of
Tick (√) the correct alternative from the choice given for the following statement.
Which of the following is not a greenhouse gas?
Why is it said that-
Air is a homogeneous mixture of various gases.
Name the important scientists and their studies which led to the discovery of the components of air.
Name a device which uses wind energy to generate electricity.
What should be done if the clothes of a person catch fire accidentally? Why?
About 78% of the volume of air is ______.
A list of words is given in a box. Use appropriate words to fill up the blank in the following statement.
Air is a ______ of some gases.
