Question

Nitrogen gas is filled in electric bulbs and to store living cells and tissues . give reason

Answer 1

it is used for prolonging of electric bulb

Answer 2

Nitrogen in electric bulbs

Nitrogen slows down the evaporation of the tungsten filament compared to operating it in a vacuum.

To store living cells

Liquid nitrogen is used to store animal cells because when the body tissues and cells are put in the liquid nitrogen,then due to its freezing temperature,the metabolism gets stopped without destroying it. 


Hope it helps.


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