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To prevent the solution from recrystallizing, which will happen when the temperature drops

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What other step must be taken in the treatment of water?

Chemicals must be added to kill the bacteria after they have finished digesting.


Why do you need to carry out two types of filterations to achieve purification of solids in recrystallization work?

The compound that you are trying to recrystallize is soluble in hot solvent but relatively insoluble in cold solvent. You also must remove an impurity that is insoluble in hot and cold solvent. The first filtration (a hot filtration) is to filter out the impurity. The second filtration (a cold filtration) is to filter out the (hopefully pure) recrystallized compound.


Was not a step in the three step water treatment process?

Chemical treatment is not typically considered a step in the three primary steps of water treatment, which are generally coagulation/flocculation, sedimentation, and filtration. Chemical treatment is often incorporated into these steps to aid in the clarification and disinfection of water.


In DNA extraction from a banana What substances do you think were left behind in the cheesecloth filter during the filtration step?

During the filtration step of DNA extraction from a banana, substances that may be left behind in the cheesecloth filter include cell debris, proteins, lipids, carbohydrates, and other insoluble materials present in the mashed banana mixture. The DNA molecules should pass through the filter and be collected in the final liquid extract.


When doing recrystallization what observations would prompt you to perform hot filtration?

The process of recrystallization typically involves the dissolving of a crude solid in a recrystallization solvent by heating up the mixture. For crystallization to begin the crude solid has to dissolve completely so if it is observed that the crude solid has not completely dissolved a hot filtration step is required to separate the solids that are suspended.

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The first step in treating water from a river or lake is usually?

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How do you use the word filtration in a sentence?

The first step in making safe drinking water is filtration of solids. Filtration by layers of sand and rock reduces the level of salts in groundwater. Using filtration, we removed the precipitate from the chemical solution.


What type of funnel will be used in the vacuum filtration step?

A Büchner funnel is adequate.


What other step must be taken in the treatment of water?

Chemicals must be added to kill the bacteria after they have finished digesting.


Why is the filter paper rinsed with acetone after the rinsing with water?

Rinsing filter paper with acetone helps to remove any residual water and ensures a dry surface for filtration. This step is important because acetone evaporates quickly, leaving behind a clean and dry filter paper that won't interfere with the filtration process.


Who carried the first olympic torch?

step toe


Why do you need to carry out two types of filterations to achieve purification of solids in recrystallization work?

The compound that you are trying to recrystallize is soluble in hot solvent but relatively insoluble in cold solvent. You also must remove an impurity that is insoluble in hot and cold solvent. The first filtration (a hot filtration) is to filter out the impurity. The second filtration (a cold filtration) is to filter out the (hopefully pure) recrystallized compound.


What step in urine formation allows the blood to retain most body nutrients?

filtration, reabsorbtion, and secretion


What step involved in urine formation allows the blood to retain most body nutrients?

filtration, reabsorbtion, and secretion