Why is a lower concentration of NaOH or HCl used for titration while a solution with higher concentration is used for adjusting the pH of the remaining medium?

Q: Discuss the titration curve (variation of pH with respect to addition of titrant) with suitable…

A: A question based on pH titration curve, which is to be accomplished.

Q: Use the titration curve to calculate the pKa of HA at the equivalence point.  What value did you…

A: pKa value is the negative logarithm of dissociation constant as follows: pKa = -log(Ka)

Q: In the complexometric titration of Ca and EDTA, when can a quick addition of titrant to the analyte…

A: The titration of EDTA with the metal ions is lnown as complexometric titration.Because in this EDTA…

Q: why does the volume of water added to dissolve the potassium hydrogen phthalate, KHP, not matter?

A:

Q: Compare Tris and PBS as buffers in terms of temperature, ionic strength, and solvent effects.

A: Tris buffer is used as running buffer in agarose gel electrophoresis. Phosphate buffer saline is…

Q: A solution containing a mixture of metal cations was treated as outlined. 1. Dilute HCl was added…

A: Group analysis are specific test performed to detect the presence of the certain group elements.

Q: Calculate the pH values and draw the titration curve for the titration of 500 mL of 0.010 M acetic…

A: The above titration is of a weak acid and strong base.  Number of moles of CH3COOH initially =…

Q: Calculate the pH during the titration of 30.00 mL of 0.1000 M KOH with 0.1000 M HBr solution after…

A: (a)

Q: Choose standard substance for standardization of titrant for argentometric titration: NaCl; Na,S2O;;…

A: Ans Standardization  of titrant for argentometric titration( silver nitrate) AgNO3.  Silver Nitrate…

Q: what is the colour of the CuCl when it is filtered on the Buchner funnel?

A: Given : To determine the colour of CuCl when it is filtered on the Buchner funnel.

Q: 11. Which is a highly purified compound that serves as a reference material in titration? A.…

A: Please find your solution below : Primary standard is a highly purified compound that serves as a…

Q: . Calculate the pH values and draw the titration curve for the titration of 500 ml of 0.010 M acetic…

A:

Q: Calculate the pH during the titration of 30.00 mL of 0.1000 M KOH with 0.1000 M HBr solution after…

A:

Q: How is coulometric titration done? Explain step by step.

A: coulometric titration  - Coulometric titration is an absolute determination technique in which the…

Q: 5. Why should the titration solution be buffered at pH 10.0?

A: In complexometric titration the titrant used is EDTA. EDTA forms a complex with the metal ions which…

Q: For the titration of 25.0 ml of 0.340 M HCI against 0.501 M NaOH, what volume of the titrant is…

A: Given: The volume and molarity of HCl are 25.0 mL and 0.340 M, respectively. The concentration of…

Q: In compleximetric titration, why should the conditional formation constant between the indicator and…

A: In complexometric titration, the metal ion concentration is determined with the help of a…

Q: List four methods of detecting the end-point of an EDTA titration and explain each.

A: Titration is a method of analyzing an unknown sample with the help of a known sample using an…

Q: What do you call the type of titrimetry in which you measure the quantity of charge in coulombs…

A: The titrimetry in which we measure the quantity of charge in coulombs required to complete a…

Q: Explain the pH response of pure water as a buffer to additions of strong acid or bases

A: Buffer solution:It is a solution contains weak acid with its salt of strong base or a weak base with…

Q: Why did the colour of the solution in the conical flask change at the end of the titration?

A: In the titration there is color change at the end.

Q: Why did the color of the solution in the conical flask change at the end of the titration?

A: Titration : The method used to determine the concentration of a known substance using another,…

Q: Why is the equivalence point pH necessarily below 7 when a weak base is titrated with strong acid?

A: Equivalence point of a acid-base titration is a point when equivalent amount of acid and equivalent…

Q: Calculate the pH at the equivalence point for the titration of 0.100 M methylamine (CH, NH,) with…

A: Consider the reaction of titration of methylamine with HCl is as follows: CH3NH2 + HCl ⇌ CH3NH3+ +…

Q: In the titration of 20 mL CH3COOH (Ka = 1.76 x 10-5) 0.4 M with a solution of NaOH 0.4 M, calculate…

A: The buffer is the solution of reagent that is used to maintain its pH (potential of hydrogen) when…

Q: If 0.3074 g of a mixture of pure KCl and KBr requires 30.98 mL of 0.1007 M AgNO3 solution for its…

A: From the used silver nitrate we can easily determine how many moles  of silver nitrate was used.…

Q: Explain the factors that need to be considered in choosing the possible analyte-titrant-indicator…

A:

Q: Differentiate the Fajans method from the Volhard method of precipitation titrimetry, Include key…

A: Precipitation titrations are a special type of titrimetric method involving the formation of…

Q: In the determination of Mass% NaOCI in Bleach Sample (Titration), does addition of water to the…

A: During the mass % determination of NaOCl in bleach sample, first NaOCl is converted to HOCl in…

Q: If you plot pBr instead of pAg against the added volume of AgNO₃, what do you think will happen to…

A: The titration mentioned in the question is an example of precipitation titration in which silver…

Q: The Fajans titration uses an adsorption indicator to detect the endpoint of a titration in which a…

A: Answer - Fajans titration - It is typically dichlorofluorescein is used as an indicator; the…

Q: Why a conventional indicator method is not suitable for the determination of Fe2+ ions to detect the…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

Q: What is the potential at equivalence point in the titration of 20 mL of 0.050 M U4+ with 0.100 M…

A:

Q: one of the following indicators is suitable for non-aqueous titration a. methyl red b. crystal…

A: Indicator - it is denoted end point of titration  Non aqueous means solution prepared other than…

Q: Blank correction is not done in a Mohr titration of NaCl. Is there a positive error, negative…

A: When the analyte is added to the solvent blank during the preparation of the standards. The analysis…

Q: If the concentration of the weak base ammonia is 0.10 M and it is titrated with 0.1 M HCl, and the…

A: Calculation of pH of ammonia solution

Q: calculate the pH during the titration of 30.00 mL of .1000 M KOH with .1000 M HBr solution after the…

A:

Q: Calculate the molar solubility of Ni(OH)2 when buffered at pH 12.0

A: To calculate the molar solubility of Ni(OH)2 when pH 12.0. The solubility product of Ni(OH)2 is…

Q: Medical Chemistry Exam Super saturated solutions * Darker color Lighter color Intermediate color…

A: Super saturated solutions are dark in color.

Q: Blank titration is carried out using AgNO3 and which sample solution?     Distilled water NaCl or…

A: Blank titration is carried out using AgNO3 and which sample solution answer - 4) main water sample…

Q: A. What is the acid/base ratio? Why is it important in the titrimetric process? B. Why should you…

A: a. Answer - According to the question - acid base ratio - We know that for perfect neutralization,…

Q: The pH at one-half the equivalence point in an acid-base titration was found to be 8.2.  What is the…

A:

Q: What volume of 0.80 M HCl will be required to titrate 36.2 grams of NaBrO (fw = 118.9 g/mol) to the…

A: Acid reacts with base to form salt and water. One mole of HCl react with one mole of NaBrO to form…

Q: What are the effects produced by photo composition on an improperly stored standard solution of…

A: Since the end point does not exactly coincide with the equivalence point, the titrant should the…

Q: The pH of amino acid is adjusted to 1.5 prior to titration to make sure that the amino acid has a…

A: There are 20 naturally occurring amino acid. They contain one carboxylic group one amino group, an…

Q: 1. A process wherein a substance is directly determined by titration to an end point with a standard…

A: Given that,

Q: A solution containing a mixture of metal cations was treated as outlined. 1. Dilute HCl was added…

A: Observation 1 indicates that insoluble chlorides are present. Observation 2 indicates that the ions…

Q: The second reaction that occurred during the acid-base neutralization of the experiment is: NaHSO:…

A: Since you have posted multiple questions, we are entitled to answer the first only.