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A suspension of 4-aminophenol (1.0 equivalent) in water (1 mL of water for every 2.7 mmol of 4-...

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Chemistry

A suspension of 4-aminophenol (1.0equivalent)in water (1mL of water for every 2.7 mmol of 4- aminophenol)is heated at 65 °C to 75 °C for 5 minutes with stirring. Aceticanhydride (1.5equivalents)is added, and the reaction is stirred for 10 minutes at 65 °C to 75°C, and then an additional 10 minutes at room temperature. At thispoint, the crude target product begins to slowly precipitate fromthe solution. You can assume that your limiting reagent has beencompletely consumed.

Your target mass of acetaminophen is 2.00 g. Based on yourtarget mass, answer the questions below. Enter all quantitiesaccurate to three significant figures. For liquid reagents, enter avolume in millilitres. For solid reagents, enter a mass ingrams.

a. What quantity of 4-aminophenol do you need to start with?____________

b. What quantity of water do you need to use as the solvent?____________

c. What quantity of acetic anhydride do you require?____________

d. What mass of purified product would be isolated to give anexperimental yield of 76.80?

NOTE: I only need help with part b and c.


Here are the answers for part “a” and “d”:

a) 1.44 g

d) 1.57 g

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