4. For the molecular formula C4H8O, how many cyclic structural isomers are possible? 8 9 10 11

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A: Thank you.

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A: Step 1: Step 2: Step 3: Step 4:

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Q: None

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A: Step 1:Step 2: Step 3: Step 4:

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A: Step 1:Step 2: Step 3: Step 4:

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A: Approach to solving the question: analytical chemistry  Detailed explanation:   Key references:

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