Question

At 25 degree Celsius and 760 mm of Hg pressure a gas occupies 600ml volume. What will be it's pressure at a height where temperature is 10 degree Celsius and volume of the gas is 640 ml ​

Answer 1

REFER TO THE ATTACHMENT MATE

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Answer 2

$\huge\mathfrak{Solution}$

Given that

P1 = 760 mm Hg

V1 = 600 ml

T1 = 25+273 = 298 K

V2 = 640 ml

T2 = 10+273 = 283K

• According to combined gas law :

P1V1 / T1 = P2V2 / T2

P2 = P1V1T2 / T1V2

P2 = 760 * 600 * 283 / 640 * 298

P2 = 676.6 mm Hg.

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