Q. The number of water molecules is maximum in :-
A) 18 gram of water
B) 18 moles of water
C) 18 molecules of water
D) 1.8 gram of water
Explanation
[Solution] 18 moles = $18 \times 6.02 \times 10^{23}$ molecules, the largest amount. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.