Question

Convert into mole 20g of water​

Answer 1

mole = weight / molecular weight

moles of water = 20/18

moles of water = 1.11

Answer 2

ANSWER

Molar mass of water= 2+16 =18g

since,

18 g water = 1 mole

therefore,

20g water =

$\frac{1}{18} \times 20g$

= 1.11 moles

THANKS