Question

Дано:

w(S) = 40%
w(O) = 60%

-----------------------
Sx Oy

Answer 1

$x:y= frac{w(S)}{Ar(S)}: frac{w(O)}{Ar(O)}= frac{40}{32}: frac{60}{16}=1,25:3,75=1:3 \ \ x=1 \ \ y=3 \ \ SO_3$