Question

Ce volum de etilena (c.n)se consuma la sinteza alcoilului etilic cu masa de 9,2 g?

Answer 1

Răspuns:

Explicație:

M,alcool= 46g/mol

Vm= 22,4l/mol

1mol.........................................1mol    sau

CH2=CH2+ HOH---->CH3-CH2OH

22,4l........................................46g

x................................................9,2g

x= 9,2x22,4/46 l=......................calculeaza !!!!!