Respuesta :

Answer:

(a) 18 g of H2O

Explanation:

The molecule with great number of moles will have great number of atoms.

By observation, since all compounds have same mass, water has the least molcular mass

[tex]H_{2} O = \: 18 \: g[/tex]

twix32

Answer:

18g of H2O

Explanation:

the molecule with great number of moles will have great number of atoms .

(a) option is correct