Question

What will be the external pressure at which water may boil at 120 degree Centigrade? A. 1489mm Hg B. 790mm Hg C. 700mm Hg D. 100mm Hg?

Answer 1

Answer:

Boiling point of water at a place is found to be 110^oC . At this place:

Boiling point varies directly to the external pressure. Normal boiling point is 100°C. This is at 1 atm. But here it is 110°C so pressure is above 1 atm.

Answer 2

Answer:

790

Explanation:

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