How many moles of magnesium phosphate, , will contain 0.25 mole of oxygen atoms? — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
How many moles of magnesium phosphate, $Mg_3(PO_4)_2$, will contain 0.25 mole of oxygen atoms?
Answer: B
💡 Solution & Explanation
1 mole of $Mg_3(PO_4)_2$ contains 8 moles of O atoms. $\text{Moles of compound} = 0.25 / 8 = 0.03125 = 3.125 \times 10^{-2}$. [1]
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