Question

which of following is colldest among all
A)Dry ice
B) Luquid nitrogen
C) Luquid oxygen ​

Answer 1

Answer:

dry ice is the coldest

Answer 2

Answer:

Liquid Nitrogen

Explanation:

Cuz Dry ice sublimes at ( -80°C)

while cryogenics like liquid oxygen's boiling point is (-183°C)

and liquid nitrogen's boiling point is (-196°C)

Hence Liquid nitrogen is the coldest.

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