what will be the correct option,clear it with steps.
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Answer will be Option C
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Answer:I will solve one for u and wish that u can solve the second one with the help of solved one.
Explanation: As in compound FeO
=1 atom of Fe , 1 atom of O
Molecular mass of FeO = Fe + O
= 56 + 16 = 72u
So,
Percentage of Fe = 56/72*% = 77.8%
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