Question

The vapour pressure of water at 80°C is 355.5 mm of Hg. A
100 mL vessel contains water saturated with O2 at 80°C, the
total pressure being 760 min of Hg. The contents of the vessel
were pumped into a 50 mi vessel at the same temperature.
What is the partial pressure of O2?
(a) 1115 mm
(b) 809 mm
(c) 405 mm
(d) 3555 mm​

Answer 1

Explanation:

The vapour pressure of water at 80°C is 355.5 mm of Hg. A

100 mL vessel contains water saturated with O2 at 80°C, the

total pressure being 760 min of Hg. The contents of the vessel

were pumped into a 50 mi vessel at the same temperature.

What is the partial pressure of O2?

(a) 1115 mm

(b) 809 mm

(c) 405 mm

(d) 3555 mm✔️✔️✔️✔️✔️

Answer 2

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OPTION:-(D)

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