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JEE Main Chemistry question

ChemistrySome Basic Concepts of ChemistryJEE Main

An organic compound contains 49.3% carbon and 6.84% hydrogen; its molecular formula (consistent with the given data and the balance assigned to oxygen) is

Answer: (C)

Solution

Moles C = 49.3/12 = 4.108, moles H = 6.84/1 = 6.84, moles O (by difference, 43.86%) = 43.86/16 = 2.741.

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Question ID VK-139509