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A flask containing air (open to the atmosphere) is heated from 300 K to 500 K. The percentage of the air escaped into the atmosphere is (a) 16.6 (b) 40 (c) 60 (d) 20

States of Matter

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11/09/2021 12:11 pm

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Jaiyush19

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A flask containing air (open to the atmosphere) is heated from 300 K to 500 K. The percentage of the air escaped into the atmosphere is

(a) 16.6

(b) 40

(d) 20

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11/09/2021 12:14 pm

nimit

(@nimit)

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Correct answer: (b) 40

Explanation:

P, V and R are constant

∴ n₁T₁ = n₂T₂, 100 x 300 = n₂ x 500, n₂ = 60

Air escaped is 40%.

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