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At 1 atm pressure, the boiling point of water is ____________

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in Engineering Chemistry I by (506k points)
At 1 atm pressure, the boiling point of water is ____________

(a) 0 ^0C

(b) 100^0C

(c) -100^0C

(d) None of the mentioned

I had been asked this question in an interview for job.

The origin of the question is Boiling Point topic in chapter Criteria of Purity and Characterisation of Materials of Engineering Chemistry I

1 Answer

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Right choice is (b) 100^0C

Explanation: The boiling point of water at 1 atm pressure is 100^0C. The boiling point of a liquid varies depending upon the surrounding environmental pressure. A liquid in a partial vacuum has a lower boiling point than when that liquid is at atmospheric pressure.

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