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05/10/2020 10:28 am
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A gas occupies a volume of 300 cc at 27°C and 620 mm pressure. The volume of gas at 47°C and 640 mm pressure is:
(a) 260 cc
(b) 310 cc
(c) 390 cc
(d) 450 cc
1 Answer
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05/10/2020 10:34 am
(b) 310 cc
Explanation:
From P1V1/T1 = P2V2/T2
= V1 x 640/(273 + 47) = (620 x 300)/(273 + 27)
V1 = (620 x 300 x 320)/ 640 x 300
= 310 cc