Dichloromethane is the bottom layer because it is more dense

Reference no: EM13196767

Which of the following statements are true regarding the liquid-liquid extraction performed in the synthesis of phenacetin. Note that there may be more than one correct answer.

Dichloromethane is the bottom layer because it is more dense than water.

Dichloromethane is the top layer because it is less dense than water.

After the extraction the dichloromethane should be dried with anhydrous sodium sulfate.

Unreacted acetaminophen is removed by extracting with aqueous hydrochloric acid.

The organic product will be in the aqueous layer.

Water and dichloromethane are miscible.

During a liquid-liquid extraction it is important to put the dichloromethane layer into waste quickly before performing the next extraction.

After the extraction the aqueous layer should be dried with anhydrous sodium sulfate.

Unreacted acetaminophen is removed by extracting with aqueous sodium hydroxide.

The organic product will be in the dichloromethane layer.

Liquid-liquid extraction is performed in a reflux apparatus.

Reference no: EM13196767

Questions Cloud

Find the dimensions of the property : the fence around a rectangular piece of property is 156 m long. if the area of the property is 1505 meters squared, find the dimensions of the property.

Drying agents such as sodium sulfate and magnesium sulfate : In Organic synthesis, we are often using drying agents such as sodium sulfate, magnesium sulfate, etc. to dry our solutions. Which of the following is true? (There are more than one correct answers)

Define what effect does adding an enzyme to a reaction : What effect does adding an enzyme to a reaction have on this? On delta G? What are the roles of delta G in biochemical reactions (list two)?

What is the expected profit : A contractor is considering a sale that promises a profit of $26,000 with a probability of 0.7 or a 18) loss (due to bad weather, strikes, and such) of $4000 with a probability of 0.3. What is the expected profit?

Dichloromethane is the bottom layer because it is more dense : Which of the following statements are true regarding the liquid-liquid extraction performed in the synthesis of phenacetin. Note that there may be more than one correct answer. Dichloromethane is the bottom layer because it is more dense than water..

What dimensions will admit the most light : a norman window has the shape of a rectangle surmounted by a semicirlce of diameter equal to the width of the rectangle. if the perimeter of the window is 20 feet, what dimensions will admit the most light?

Calculate the number of excited spins n : A spin system consists of spins that have a non-degenerate ground state and an m-fold degenerate excited state with energy ε. The spins are interacting so weakly that they be considered as independent.

Pathological consequences might ensue if various components : Pathological consequences might ensue if various components of the regulation of signal transduction are altered inappropriately.

Define ground state hydrogen atom absorbs a photon : A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.06 nm. It then gives off a photon having a wavelength of 1.0 × 103 nm.

User Account

All Pages