The number of water molecules is maximum in

Options

A. 1.8 gram of water
B. 18 gram of water
C. 18 moles of water
D. 18 molecules of water.

Answer

C

Explanation

1.8 gram of water = ` ( 6.023 xx 10^(23))/(18 )`
` = 6.023 xx 10^(22) ` molecules
18 gram of water `= 6.023 xx 10^(23) ` molecules
18 moles of water ` = 18 xx 6.023 xx 10^(23)` molecules