12.58 Draw the condensed structural or line-angle formula, if cyclic, for each of the following: (12.3) a. formaldehyde c. 3-methyl-2-hexanone d. 3,5-dimethylhexanal b. 2-chlorobutanal

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A:

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Q: 3. What is the approximate HCO bond angle in CH3OH a) 90° b) 109,5° c) 120° d) 1

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A: Option a - 1 is correct  3-3 sigmatropic rearrangement

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Q: I need help. Thank you

A: Answer = 309 minutes

Q: need this soon will upvote

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Types of Polymers on the basis of Method of Preparation