What is the composition of air ?
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Answer / manya
it is a mixture if all the types of gases present in air.
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Answer / guest
Oxygen, Nitrogen, carbon Dioxide and inert gases (the main
constituent in inert gases in Argon).
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What is Displacement Reaction .
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
How is food preserved ?
Acid value defination is numbber milligrams of KOH required to nuetralise the acid present in one gram oil & fats but why not use NaOH for nuetralisation?
What is glacial acetic acid? What are its uses?
Why white clothe are preferred to dark ones in summer ?
however ozone is havier than oxygen still ozone is up there in sky why?
Why dies thermos flask keep a hot liquid hot and a cold liquid cold ?
1 Answers College School Exams Tests,
Explain about Oxide ?
what is the equation for iodine and starch when they are combined?
What is glacial acetic acid?
When the heat rays from the sun area focused on a piece of black cloth by means of a lens, the cloth catches fire. Why ?