For the following reaction which of the following change s

Last updated: 6/15/2023

For the following reaction which of the following change s in the IR spectrum is consistent with conversion of the reactant to the product H CH CCECH 1 NaNH 2 CH CH Br H CH CC CCH CH3 O Absorption at 2250 cm 1 should disappear a new sharp absorption at 3300 cm 1 should appear O Absorption at 1650 cm 1 should disappear a new sharp absorption at 3300 cm 1 should appear O Sharp absorption at 3300 cm 1 should disappear Sharp absorption at 3300 cm 1 should disappear a new absorption at 1720 cm 1 should appear