Which of the following does NOT represent a step on the heating curve of water?
A) The temperature of ice remains at 0 °C as it melts.
B) The temperature of liquid water increases linearly as it is heated.
C) The temperature of liquid water remains at 100 °C as it boils.
D) The temperature of steam cannot exceed 100 °C. E) Both liquid water and ice are present at 0 °C.

Question

Which of the following does NOT represent a step on the heating curve of water? 
A) The temperature of ice remains at 0 °C as it melts. 
B) The temperature of liquid water increases linearly as it is heated. 
C) The temperature of liquid water remains at 100 °C as it boils. 
D) The temperature of steam cannot exceed 100 °C. E) Both liquid water and ice are present at 0 °C.

Quizplus · Accepted Answer

The statement "The temperature of steam cannot exceed 100°C" is incorrect. The boiling point of water is 100°C, but once water becomes steam its temperature can exceed 100°C. Therefore, option D is not a step on the heating curve of water.

Which of the Following Does NOT Represent a Step on the Heating