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JEE Main Chemistry question

ChemistrySome Basic Concepts of ChemistryJEE Main

What is the number of moles of Fe(OH)(s) that can be produced by allowing 1 mole of FeS, 2 moles of HO and 3 moles of O to react?

Answer: (C)

Solution

Scaling each reactant against the balanced equation (2:6:3 for FeS:HO:O): FeS gives scale ; HO gives

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Question ID VK-130626