khalidayman639 khalidayman639
  • 26-12-2023
  • Chemistry
contestada

can you help me in my exam?

can you help me in my exam class=

Respuesta :

juhiselenophile
juhiselenophile juhiselenophile
  • 26-12-2023

Answer:

Explanation:

Let the molecule be

FeaOb∴

mass % of iron × molar mass of FexOy

= Atomic mass of iron × a69.9

100 160=56aa=2

Similarly for oxygen

30.1100×160=16bb=3

Molecular formula is

Fe2O3.

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