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A certain compound has the molecular formula \(\mathrm{X_4O_6}\) if 10 g of \(\mathrm{X_4O_6}\) has 5.72 g of X, atomic mass of X is :

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Mole conceptLaw of chemical combination, atomic & molecular mass, mole concept, calculationsHARDJEE Chemistry
A certain compound has the molecular formula \(\mathrm{X_4O_6}\) if 10 g of \(\mathrm{X_4O_6}\) has 5.72 g of X, atomic mass of X is : **Options:** - **A.** [object Object] - **B.** [object Object] - **C.** [object Object] - **D.** [object Object] --- **Difficulty:** HARD | **Chapter:** Mole concept | **Topic:** Law of chemical combination, atomic & molecular mass, mole concept, calculations

Official Solution

## ✅ Correct Answer: **A** ### 📖 Detailed Explanation: This question uses empirical and molecular formula, atomic structure & atomic mass. Relate mass, moles and number of particles using the mole concept and basic stoichiometry; doing the algebra gives the value listed in option A. --- *This is an official solution provided by Chem Mantra. For more chemistry questions and solutions, explore our [question bank](/courses).*

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Mole conceptLaw of chemical combination, atomic & molecular mass, mole concept, calculationsHARDJEE Chemistry