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If the pressure of a gas at 27^oC is 15 mm Hg, what will be its pressure at 127^oC, use B = 5 X 10^3, C = 0, T is in kelvin and P is in mm Hg?(a) 579 mm Hg(b) 775 mm Hg(c) 961 mm Hg(d) 999 mm Hg |
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Answer» Right option is (c) 961 mm Hg The best explanation: ln P1/P2 = B (1/T2 – 1/T1), => ln 15/P2 = 5 X 10^3 (1/400 – 1/300), P2 = 961 mm Hg. |
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