Phase Diagrams #2
According to the diagram, during a phase change the temperature:- remains constant
- increases
- decreases
- fluctuates
At normal atmospheric pressure, water freezes at:- 120 ºC
- 100 ºC
- 0 ºC
- -20 ºC
At normal atmospheric pressure, water boils at:- 120 ºC
- 100 ºC
- 0 ºC
- -20 ºC
The phase of water present along "Leg A" of the diagram is:- solid
- liquid
- vapor
The phase of water present along "Leg C" of the diagram is:- solid
- liquid
- vapor
The phase of water present along "Leg E" of the diagram is:- solid
- liquid
- vapor
The phase change taking place, in the left-to-right direction, along Leg "B" is:- freezing
- melting
- boiling
- condensation
The phase change taking place, in the left-to-right direction, along Leg "D" is:- freezing
- melting
- boiling
- condensation
The phase change taking place, in the right-to-left direction, along Leg "D" is:- freezing
- melting
- boiling
- condensation
The phase change taking place, in the right-to-left direction, along Leg "B" is:- freezing
- melting
- boiling
- condensation
According to the diagram, freezing requires- absorption of energy
- removal of energy
- no energy change
According to the diagram, condensation requires- absorption of energy
- removal of energy
- no energy change
According to the diagram, boiling requires- absorption of energy
- removal of energy
- no energy change
According to the diagram, melting requires- absorption of energy
- removal of energy
- no energy change
According to the diagram, ice can be colder than 0 ºC:- True
- False
According to the diagram, steam can be hotter than 0 ºC:- True
- False