Question

Q 2. Choose the molecular formula
of an oxide of iron in which the mass
per cent of iron and oxygen are 69.9
and 30.1 respectively and its
molecular mass is 160.*
O (a) Feo
O (b) Fe,od
O (c) Fe2O3
O (d) FeO2​

Answer 1

Answer:

Feo2...................

Answer 2

Explanation:

Fe3O4 is answer plzzz make as brainliest