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you mean water distillation? in order to remove minerals by oxidizing them and contaminants from organic materials including surfactants.
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Why first colour changes when KMnO4 is added to ethanol and colour reappears when excess of KMno4 is added?
initially it decolorizes bcoz it acts as oxidising agent so converts alcohol into acetic acid. later no change is found in KMnO4 bcoz all alcool is already cnverted into acetic acid.
What are kmno4?
acidicness number of kmno4
What is distillation and purification?
Purification is when a liquid goes through a process for it to become more cleaner. Distillation is when a liquid is not sparkling and when chemicals are not added.
What elements are in potassium permangante?
Potassium Hydroxide is KOH and potassium permanganate is KMnO4.
How many grams of KMnO4 should be used to prepare 2L of a 5M solution?
To prepare 2L of a 5M solution, you should put in 4.6575grams of KMnO4. It is important to make sure that you add them in that order. K should be added first, then Mn.
What is the role of KMnO4 during the distillation?
Destroying of organic impurities.
Why acid is added in KMnO4 titration?
as kmno4 acts as a strong reducing agent only in acid medium
What happens when you mix naoh sugar kmno4 in water?
the air around where the kmno4 was added becomes positioned.
What is the technique used to separate a solvent from a solution.?
The simplest method is distillation.
What is the advantage of simple distillation to fractional distillation?
Whether it is better to use fractional or simple distillation depends on the liquids being separated and on the boiling points of the liquids. When there is a great difference between the boiling points of the liquids, simple distillation may be a better option. Likewise, if there is a small difference in boiling points, then fractional distillation is used.
difference between simple and fractional distillation?
The key difference between fractional and simple distillation is that fractional distillation is used when the components in the mixture have closer boiling points, while simple distillation is used when the components in the mixture have a large difference in their boiling points
Chemical symbol for permanganate?
The formula for potassium permanganate is KMnO4
Why first colour changes when KMnO4 is added to ethanol and colour reappears when excess of KMno4 is added?
initially it decolorizes bcoz it acts as oxidising agent so converts alcohol into acetic acid. later no change is found in KMnO4 bcoz all alcool is already cnverted into acetic acid.
How is simple distillation useful?
for santa clause
What happen when ethanol is heated with alkaline kmno4 solution?
When ethanol is added to alkaline KMno4 solution, the ethanol gets oxidised to ethanoic acid due to nascent oxygen. KMno4 is an oxidising agent. thus when we first add alkaline Kmno4 to ethanol, the pink colour of the Kmno4 vanishes, as it is being used up for the oxidation process. however. when all of the ethanol has been oxidised into ethanoic acid, and we keep adding Kmno4, the colour returns, as there is no more ethanol left to oxidise.
In what situation would you use fractional distillation over simple distillation?
You would use simple distillation when the two products you are trying to separate have large difference in boiling points. Fractional distillation is needed when the two products have very close boiling points (like Hexane and toluene). In petroleum refining, the word "fractionation", not "fractional distillation" is used, often interchangeably with "distillation". When we have a crude mixture of different compounds which have very minor difference in their boiling points and cannot be separated simple distillation, then fractional distillation is used. Differenciation of components of petroleum is done by this process
Could you compare and contrast simple from steam distillation in terms of type of mixtures separated?
Simple and steam distillation are similar in that they use boiling to separate organic components. Simple distillation boils them off at their boiling points, then condenses them. Steam distillation uses water mixed with the compounds to lower their boiling points and avoid decomposing them by heat.
