Question

Air is regarded as a
mixture because
(a) Its pressure may very
(b) Its temperature may chang
C. Its volume change under different conditions
(d) Its composition may vary
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Answer 1

hey mate the answer is

(D) It's Composition may vary

Explaination ;- Air is regarded as a mixture because it consists of a number of gases like oxygen, carbon dioxide, nitrogen, neon etc. It also contains pollen grains, dust particles etc. Therefore air is regarded as a mixture.

Answer 2

Air is regarded as a mixture because its composition may vary. (Option d)

• The air present around us in the atmosphere consists of many gases like nitrogen, oxygen, carbon dioxide, etc.
• It is referred to as a composition because of the presence of multiple gases that are essential for maintaining a healthy balance on the planet.
• The air's pressure, temperature, or volume may change but that does not indicate that it is a mixture.

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