The graph shows the changes in the phase of ice when it is heated.
Phase Change of Ice
gas
C
Temperature
(C)
liquid
В
solid
A
25
75
50
Time (min)
100
Which of the following temperatures describes the value of C?
O 100 °C, because it is the melting point of ice.
O 100 °C, because it is the boiling point of water
O Less than 100 °C, because C represents the temperature at which ice melts
O Less than 100 °C, because C represents the temperature at which water evaporates.