Organic Lab #2

Organic Lab #2 - Wong Benny 1 Extraction Lab 2 Purpose The...

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Wong, Benny Extraction Lab # 2 Purpose The aim of the experiment is to separate benzoic acid and acetanilide with the techniques for extraction. Balanced Equations KOH 1) PhCOOH + CH 3 C N H ———> PhCOO K + + CH 3 — C—N-H + H 2 O || | || | O Ph O Ph HCl 2) PhCOO K + ———> PhCOOH + KCl + H 2 O Table 1: Physical Properties and Hazards of Chemicals used Molecular Formula Molecular Weight (g/ mol) Boiling Point (ºC) Melting Point (ºC) Density (g/cm 3) Ill Effects Benzoic Acid C 6 H 5 COOH 122.12 249.2 122.4 1.32 Eye and skin irritant. Acetanilide C 6 H 5 NH( COCH 3 ) 135.17 304 114.3 1.22 Cyanosis Potassium Hydroxide KOH 56.11 1327 360 2.04 Lung irritation. Can burn eyes and skin Hydrochlor ic Acid HCl 36.46 110 -27.32 1.18 Can burn eyes and skin Water H 2 O 18.02 100 0 1.00 None Dichlorome thane CH 2 Cl 2 84.93 40 -96.7 1.33 Carcinogen 1
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Wong, Benny Procedure and Observation The first step of separating benzoic acid and acetanilide is to mix a 25 mL solution of
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Organic Lab #2 - Wong Benny 1 Extraction Lab 2 Purpose The...

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