For the ones that don’t need numbers, I will put 1, but choose what you personally learnt:
(1), 2, 2, (1), 2
I believe putting 1 would be the best option I have, just incase
Answer: The substance is in the gas phase only in region 5
The substance is in both the liquid and the solid phase in region 2
The substance is in only the liquid phase in region 3
The melting point is the temperature at region 2
The boiling point is the temperature at region 4
Explanation:
The answer is true. i’m sorry if i get this wrong.