Question

In which number of molecules of water maximun? 0.18 g of water or 18 ml of water?

Answer 1

in 0.18 gm no of water molecules = 0.18/18 × Na
In 18 ml of water molecules = 18 gm (density of water =1gm/l^3) = 18/18 × Na
so 18 ml has mor molecules