Question

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. *
(a) FeO
(b) Fe₃O₄
(c) Fe₂0₃
(d) FeO₂​

Answer 1

Explanation:

c part is the correct answer

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