Question

write any uses of NH3&HNO3

Answer 1

$\Huge\mathcal\red{Answer !}$

Uses of Polaroid

Polaroids are used in the laboratory to produce and analyse plane polarised light.

Polaroids are widely used as polarising sun glasses.

They are used to eliminate the head light glare in motor cars.

They are used to improve colour contrasts in old oil paintings.

Answer 2

Explanation:

Uses of NH3 — It is used for purification of water supplies , refrigerant gas , etc ..

Uses of HNO3 — It is used for making plastics , manufacture of dyes , etc ..

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