Question

The mass of 18 ml of water (H2O) at 4° C is equal to

a.  18 g

b.  < 18 g

c.  > 18 g

d.  4 g​

Answer 1

Answer:

b is answer i hope if correct add me to brainlist

Answer 2

Answer:

a.  18 g

Explanation:

Desity of water is approximately 1 g/cc . So 18 ml of water weights 18 gm.

Weight = volume * density

Number of moles = weight/ molecular weight

So here in 18 gm water equal to 1 mole

So it contain 6.022*10^23 molecules ie avagadro number of molecules.