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Why is liquid ammonia bottle first …

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Why is liquid ammonia bottle first cooled in ice before opening it

Posted by Bhavna Yadav 6 years ago

CBSE > Class 12 > Chemistry

1 answers

Yuvraj Singh 6 years ago

The vapour pressure of ammonia at room temperature is very high and hence the ammonia will evaporate unless the vapour pressure is decreased. Cooling decreases the vapour pressure so that the liquid remains in the same state. Hence, the bottle is cooled before opening.

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