0
What else can I help you with?
Why KmnO4 is used as self indicator?
As we all know that the potassium permanganate (KMnO4) is the dark purple color solution ...and in titration it become colorless ....so when the titration is completed ...and the other single drop of KMnO4 solution produce pinkish colour in a beaker ...which indicate that the reaction was completed just a single drop before .. we use indicator in a a reaction in order to indicate ...but we dont used indicator in titration with KMnO4 because it also indicate us by changing its color ...colorless to pink
Why do you have to warm the oxalate solution before perfoming the tritration?
Warming the oxalate solution helps to increase the solubility of the salts and facilitates the reaction with the permanganate solution during titration. It also helps to drive the reaction forward at a faster rate, ensuring a more accurate and precise titration result.
Why does the pH change rapidly at the equivalence point of a titration?
The equivalence point represents a region where the amount of acid to base (or base to acid) concentration is equal. Before the equivalence point there is a greater amount of acid (or base, depending on the titration). After the titration there is a greater amount of base (or acid). This reverse in dominance results in a dramatic change in pH.
What is The process of adding a known amount of solution of known concentration to determine the concentration of another solution is called?
titration is the best method to determine the unknown concentration of the unknown. if ur known is a solid then you would have to used distilled water to ensure it is submerged before you titrate.
Do you need to fast before a serum potassium level is drawn?
Fasting is not typically required before having a serum potassium level drawn. However, it's always best to follow your healthcare provider's instructions, as they may have specific guidelines for your particular situation.
Why potassium oxalate is acidified before titration?
If the temperature is too low (below 55 degrees celsius), the interaction between the oxalate and the potassium permanganate will move too slow as to be used as a practical lab experiment. *** Above 60 degrees celsius, oxalate acid begins to decompose, so it's important to stay in this range.
Why do we heat KSCN Fe solution befor titration with EDTA?
Heating the KSCN Fe solution before titration with EDTA helps to break down any complex formations involving iron and potassium thiocyanate. This ensures that the titration accurately measures the amount of iron present in the solution by allowing EDTA to chelate with the iron ions more effectively.
What is the scout titration?
The scout titration is a preliminary titration carried out to estimate the approximate endpoint in a titration experiment before performing the actual titration. It helps in determining the approximate volume of titrant required for the main titration to avoid overshooting the endpoint.
Why the solution is boiled before titration?
Boiling the solution before titration helps to remove any dissolved gases that may interfere with the titration process. Additionally, heating the solution can help to dissolve the solute more effectively and improve the accuracy of the titration results.
What is pilot titration?
Pilot titration is a preliminary test to determine the approximate endpoint of a titration process before conducting the actual titration. It helps in estimating the volume of titrant needed for the main titration, ensuring more accurate and efficient results. The data obtained from a pilot titration can help in planning and executing the main titration with greater precision.
Why is the vinegar diluted before titration?
1. The advantage in diluting the solution before titration is that it allows for greater accuracy in the titration; this is because the color change in the solution is easier to observe if it is a dilute solution.
How do you add potassium to soil effectively?
To add potassium to soil effectively, you can use potassium-rich fertilizers like potassium sulfate or potassium chloride. These can be applied directly to the soil or mixed into compost before adding it to the soil. Another method is to use potassium-containing organic materials like wood ash or banana peels. Regular soil testing can help determine the appropriate amount of potassium needed for your specific soil conditions.
Why heat citric acid before titration?
Heating citric acid before titration is done to help dissolve the solid citric acid more effectively in the solution. This ensures that the titration reaction occurs uniformly and the results are accurate. Additionally, heating can also help increase the rate of the reaction, making the titration process faster.
Why is it necessary to establish a blank titration before the reaction?
Establishing a blank titration allows you to account for any impurities or contaminants in the titration procedure or equipment, which could affect the accuracy of your results. By performing a blank titration, you can isolate the contribution of these factors and subtract them from your subsequent titration measurements to ensure the accuracy of your results.
Why is the outside of the burette wiped with paper towel before titration?
The outside of the burette is wiped with a paper towel before titration to ensure that any liquid droplets on the outer surface do not affect the accuracy of the titration by inadvertently entering the solution being titrated. This helps to prevent contamination and ensure precise measurements are obtained during the titration process.
Why is a solution containing a metal ion buffered before titration with EDTA?
Buffering the solution containing a metal ion before titration with EDTA helps maintain a constant pH, which is crucial for the accuracy and precision of the titration. The buffering prevents large pH changes that could affect the formation of metal-EDTA complexes and lead to errors in the titration results.
Why before doing titration conical flask is not rinsed?
The conical flask is not rinsed before performing titration because doing so could dilute the solution and alter the concentration, affecting the accuracy of the titration. It is important to maintain the concentration of the solution as accurately as possible for precise results.
