Design a synthesis of 4-phenylbutanoic acid from ethyl acetoacetate, diethyl malonate, and alcohols possessing eight carbons or fewer. part 1 out of 9 choose the best option for the immediate precursor to the target molecule.

Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.

Will mark brainliest how many electrons can be held in the energy level n = 4?

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