for the theroretical yield is the mol correct? also using the aldol condensation reaction  in this portion are we using the aldol condensation reaction to synthesize acetophenone and para-methybenzaldehye.  acetophenone 0.5 g, 4.2 mmol Para-methylbenzaldehyde 0.5 g, 4.2 mmol NaOH=0.18g = 4.5 mol Theroretical yield=0.93g =0.0519 mol Percent yield=76.8% Actual yield= 0.715 g Melting point observered= 93 degree Celsius Expected melting point =93-94.5 degree Celsius

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