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Why the burette and pipette are each rinsed with distilled water and finally rinsed with some of the solution that will be measured or transfer?

Rinsing the burette and pipette with distilled water helps to remove any impurities or contaminants that could affect the accuracy of the measurements. Rinsing with the solution to be measured helps to ensure that the instruments are properly calibrated and that there are no remaining residues from previous substances that could alter the 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.


Why is the precipitated copper rinsed with water?

The precipitated copper is rinsed with water to remove any impurities or leftover reactants from the solution. This helps to purify the copper and ensure that the final product is of high quality. Additionally, rinsing with water can help to separate the copper from other soluble compounds that may be present.


How would the results of a titration be affected if the burette is not rinsed with a titrant?

If the burette is not rinsed with the titrant before starting the titration, there may be leftover residue from the previous solution which could lead to contamination and affect the accuracy of the results. It could also cause inconsistent readings as there may be mixing of the two solutions resulting in erroneous titration endpoints.


How long should an instrument be left in an immersion disinfectant solution before it is sterelized and ready to be used again.?

Instruments should be left in an immersion disinfectant solution for the recommended contact time specified by the manufacturer, usually 10-30 minutes. After disinfection, instruments must be rinsed thoroughly with water, dried, and then sterilized before they can be safely used again.

Related Questions

Why the burette and the pipette are each rinsed with distilled water and finally rinsed with some of the solution that will be measured or transferred?

These are conditions necessary to avoid contamination or any other modification of the reagents.


Why do we rinse the leaf I water?

The leaf was rinsed in water to rehydrate it. Iodine solution is an aqueous solution of iodine/potassium iodine - potassium tri-iodide; water is needed inside the leaf to enable penetration by diffusion.


Why the burette and pipette are each rinsed with distilled water and finally rinsed with some of the solution that will be measured or transfer?

Rinsing the burette and pipette with distilled water helps to remove any impurities or contaminants that could affect the accuracy of the measurements. Rinsing with the solution to be measured helps to ensure that the instruments are properly calibrated and that there are no remaining residues from previous substances that could alter the 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.


Why is there a need to wipe the sides of the pipette?

Wiping the sides of the pipette helps to ensure that the entire volume of liquid is transferred during pipetting, preventing inaccuracies in volume measurement. It also helps to reduce sample carryover between different samples and experiments, maintaining the integrity of the results.


What is the present perfect tense of rinse?

The present perfect tense of rinse is have / has rinsed they have rinsed the washing. She has rinsed her hair.


What is the past tense of rinse?

The past tense is rinsed.


Should grains be rinsed after cooking?

Grains such as rice do not need to be rinsed; for it will wash out its starches.


Why is the precipitated copper rinsed with water?

The precipitated copper is rinsed with water to remove any impurities or leftover reactants from the solution. This helps to purify the copper and ensure that the final product is of high quality. Additionally, rinsing with water can help to separate the copper from other soluble compounds that may be present.


What is the present tense of rinsed?

The present tense of rinsed is:I/You/We/They rinse.He/She/It rinses.The present participle is rinsing.


How would the results of a titration be affected if the burette is not rinsed with a titrant?

If the burette is not rinsed with the titrant before starting the titration, there may be leftover residue from the previous solution which could lead to contamination and affect the accuracy of the results. It could also cause inconsistent readings as there may be mixing of the two solutions resulting in erroneous titration endpoints.


Cidex opa solution how is it used?

Cidex OPA solution is a high-level disinfectant used to clean and disinfect medical devices and instruments. It is typically used by immersing the item in the solution for the required duration, as per the manufacturer's instructions. After the disinfection process, the item should be thoroughly rinsed with sterile water before use or storage.