Everyday Science
NULL
Medium
Question
Heating raises a liquid's vapour pressure mainly by __________?
A
increase inter-molecular interactions
B
increasing potential energy of molecules
C
increasing kinetic energy of molecules
✓ Official correct answer
D
decreasing surface tension
Community credibility
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A
increase inter-molecular interactions
No member explanations yet for this option.
B
increasing potential energy of molecules
No member explanations yet for this option.
C
increasing kinetic energy of molecules
No member explanations yet for this option.
D
decreasing surface tension
No member explanations yet for this option.
Explanation
Molecules gain kinetic energy and escape more easily.
So the correct answer is increasing kinetic energy of molecules.
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