which of the following does not have a fixed melting point/boiling point
1.gold
2.Ethanol
3.air
4. oxygen
Answers
Answered by
3
Explanation:
2. Ethanol it doesn't have melting point
Answered by
2
Answer:
Explanation:
Air does not have a fixed melting and boiling point.
Option (b).
Explanation:
The oxygen, gold, ethanol are single compounds or substances which are having certain fixed melting points and boiling points respectively.
But the air is a combination of several gases which were having different values for each gas as boiling and melting points.
The melting points for oxygen, ethanol, and gold are -218 degree centigrade, -114 degree centigrade, 1064 degree centigrade respectively.
The boiling points for oxygen, ethanol, and gold are -189 degree centigrade, 78-degree centigrade, 2700 degrees centigrade respectively.
Similar questions