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Mole Concept and Some Basic Concepts of ChemistrymediumMCQ SINGLE

Given that the abundances of isotopes 54Fe, 56Fe and 57Fe are 5%, 90% and 5%, respectively, the atom — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question

Question

Given that the abundances of isotopes 54Fe, 56Fe and 57Fe are 5%, 90% and 5%, respectively, the atomic mass of Fe is

Answer: B

💡 Solution & Explanation

We know that, to calculate the average atomic mass of Fe 5 54 90 56 5 57 /100 55.95u x x x Mole Concept MOLE & EQUIVALENT CONCEPT 30

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