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Why is an excess amount of NaOH added during back titration?
Excess NaOH is added during back titration to ensure that all the analyte has reacted with the standard solution. This excess helps to push the reaction to completion and ensures that the endpoint is clearly visible. The amount of excess NaOH added can be determined based on the stoichiometry of the reaction and the amount of analyte present.
Why is excess amount of sodium hydroxide added to the conical flask?
Excess sodium hydroxide is added to ensure that all the acid in the solution is fully neutralized. This helps to guarantee that the reaction goes to completion and that the pH of the solution is sufficiently raised.
What are the two indirect method of titration?
The two indirect methods of titration are back titration and reverse titration. In back titration, an excess of a reagent is added to react with the analyte, and then the unreacted excess is titrated to determine the amount that reacted with the analyte. In reverse titration, a standard solution is first added to a known amount of analyte to react completely, and then the excess standard solution is titrated back to determine the amount that reacted with the analyte.
What would happen if a small amount of acid were added to a buffered solution?
In a buffered solution, the added acid would likely be neutralized by the buffer system before causing a significant change in pH. The buffer components would absorb the excess H+ ions, helping to maintain the solution's pH relatively stable. If the amount of acid added overwhelms the buffer capacity, the pH of the solution may shift more significantly.
What difference between titration and back titration?
In fact, a back titration is carried out as in a very similar method to an ordinary titration. the only difference is in the context. Consider an unknown acid solution. Then a known amount of excess alkali was added to the solution and made them react. Then the process of finding the amount left from the alkali is known as the back titration.
What will happen if excess of fertilizer is added to green grass lawn?
Osmosis will take place and the water will come out into the soil from the root. Grass will get brown and the grass of the lawn will dry.
Why is an excess amount of NaOH added during back titration?
Excess NaOH is added during back titration to ensure that all the analyte has reacted with the standard solution. This excess helps to push the reaction to completion and ensures that the endpoint is clearly visible. The amount of excess NaOH added can be determined based on the stoichiometry of the reaction and the amount of analyte present.
What will happen if Excess amount of fertilizers is added to green grass lawn?
Osmosis will take place and the water will come out into the soil from the root. Grass will get brown and the grass of the lawn will dry.
What happens when an excess amount of fertilizers is added to green lawns?
The excess nutrients, mostly nitrogen will chemically burn the grass
What is a test experiment that is cntrolled?
It is a controlled experiment. Take for example if you wanted to see how well a fertilizer helps in making a plant grow. All variables must be controlled except for one - the amount of fertilizer added. So you must have a control. Just stick the same plant in some potting soil with no fertilizer and add the same amount of light, water, temperature, etc as the experimental plant except add fertilizer to the one you are testing. The one that has no fertilizer is the control. You must have one of these to compare the one that you added the fertilizer to so you can see if the fertilizer made any difference. Hope this helps.
Why is an excess amount of Na OH added to the conical flask containing aspirin?
to decrease ph
Why is excess amount of sodium hydroxide added to the conical flask?
Excess sodium hydroxide is added to ensure that all the acid in the solution is fully neutralized. This helps to guarantee that the reaction goes to completion and that the pH of the solution is sufficiently raised.
What are the two indirect method of titration?
The two indirect methods of titration are back titration and reverse titration. In back titration, an excess of a reagent is added to react with the analyte, and then the unreacted excess is titrated to determine the amount that reacted with the analyte. In reverse titration, a standard solution is first added to a known amount of analyte to react completely, and then the excess standard solution is titrated back to determine the amount that reacted with the analyte.
What happens when hcl is added to a fertilizer?
This depends on the type of fertilizer; phosphates for ex. can react.
How do you fertilize dahlia for blooms?
Fertilizer should be added twice a month with a low nitrogen fertilizer.
What would happen if a small amount of acid were added to a buffered solution?
In a buffered solution, the added acid would likely be neutralized by the buffer system before causing a significant change in pH. The buffer components would absorb the excess H+ ions, helping to maintain the solution's pH relatively stable. If the amount of acid added overwhelms the buffer capacity, the pH of the solution may shift more significantly.
What happens to plant growth when you increase the amounts of fertilizer?
Plant growth will increase when fertilizer is added, in as much as the plant is deficient in the nutrients the fertilizer provides. Most processes in nature has a bell-shaped to its function where too much, even of a good thing, can begin to do harm.
