Respuesta :

Willchemistry
using the law of dilution :

V₂ = ?

M₂ = 15.0 M

V₁ = 20.0 L

M₁ = 1.2 M

M₁ x V₁ =  M₂ x V₂

1.2 x 20.0 = 15.0 x V₂

24 = 15.0 x V₂

V₂ = 24 / 15.0

V₂ = 1.6 L

hope this helps!