An oxide of metal M has 40% oxygen by weight. If the atomic weight of M is 24, the empirical formula — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
An oxide of metal M has 40% oxygen by weight. If the atomic weight of M is 24, the empirical formula is:
Answer: A
💡 Solution & Explanation
$\text{Moles M} = 60 / 24 = 2.5$. <br>$\text{Moles O} = 40 / 16 = 2.5$. <br>Ratio $1:1$. Formula $MO$.
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