A compound used in making nylon, contains 43.8% oxygen. There are four oxygen atoms per molecule. What is the approximate molecular weight of a compound?

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answer is D.

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Detailed Solution

Concept: Nylon is the synthetic fiber. It is a polymer.
Let the molar mass of the compound is M.
According to the question, it contains four oxygen atoms.
Therefore mass of 4 oxygen atom ${"mathml":"<math class="image_resized" style="width:104px;height:11px"><span style="font-family:$ Percentage of oxygen in the compound

Hence, the correct answer is option (4) .

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