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What is the correct answer?

4

Rust is

A. A mixture of FeO and Fe(OH)2

B. A mixture of Fe2O3 and Fe(OH)2

C. A mixture of Fe2O3, 3H2O and FeO

D. FeO only

Correct Answer :

C. A mixture of Fe2O3, 3H2O and FeO


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