1. What is the role of chromate ions in chloride determination? 2. Why pH range is important in chloride determination? 3. Would the analytical results by the Mohr method for chlorides be higher, lower or the same as the true color value if any excess of indicator were accidentally added to the sample? Why?

Q: white precipitate forms. What are the cations that may be present in the precipitate? a) Addition of…

A: Group I cations precipitate on addition of aq. HCl. The group I cations form white precipitates. The…

Q: What does a permanent faint pink color in the solution indicate in the concept of Acid-base…

A: The question is based on the concept of acid base titrations. we need to explain the colour change…

Q: Name 1. The colorless solution made from an unknown white solid turned blue litmus red. The flame…

A: Given in the question , that unknown Solution is white in it's solid state, and also it can turn…

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

A: The question is based on the concept of salt analysis. we need to identify the cations present based…

Q: ABOUT THE QUALITATIVE ANALYSIS OF ANIONS GROUP IV How do you obtain elemental iodine and bromine in…

A: The qualitative analysis of the cation and anions involves the detection of the ions in the provided…

Q: During the titration of sodium carbonate with sulphuric acid why are two indicators used and what is…

A: The above titration is the titration of a weak base against a strong acid. In such cases, the acid…

Q: Under what circumstance is the curve for an oxidation/reduction titration asymmetric about the…

A: An oxidation/reduction titration is based upon the redox reaction occurs between titrant and…

Q: 8. What color reactions are expected at the end of the equivalence point?

A: ALL THREE IS A PRECIPITATION TITRATION SILVER ION IS COMMON IN ALL THREE

Q: How does the concentration of a solution affect its appearance? Does changing the concentration…

A: Answer When the concentration of a solution is increased, proportionately color of the solution is…

Q: B. Molar Solubility of Calcium Hydroxide in the Presence of a Common Ion Trial 1 Trial 2 Trial 3 1.…

A: 5.) Volume of HCl added is calculated using formula : Volume of HCl added (mL ) = Final buret…

Q: 16 What weight of sample which contains 56.15 per cent Cl was taken for analysis if the precipitated…

A: Given data : Reaction undergoing in analysis , Ag+  +  Cl-   ----------->  AgCl(s) weight of AgCl…

Q: In the laboratory, a general chemistry student measured the pH of a 0.453 M aqueous solution of…

A: The dissociation of acetic acid is given as, CH3COOH↔CH3COO- + H+ By definition, the acid…

Q: Use the References to access important values if needed for this question. How many grams of solid…

A: First of all,we have to calculate the concentration of Ammonium Bromide using Henderson Hesselbach…

Q: MISSED THIS? Read Section 17.4 You can click on the Review link to access the section in your eText.…

A: Given:Part A:Volume of sample = 28.0 mLConcentration of HCl = 0.130 MPart B:Concentration of NaOH =…

Q: Sulfate precipitating

A: One factor is temperature, precipitation of sulfate ion is temperature dependent means when…

Q: The colorless solution of an unknown solid turned blue litmus red and emitted an odor of ammonia…

A:

Q: If

A: When you will add some amount of base on saturated acidic Solution then acidic Solution is…

Q: b) Answer the following questions related to titration technique i) What is difference between…

A: (i) Acidimetry titration v/s Alkalimetry titration       Acidimetry      Alkalimetry It…

Q: Which reagant will more likely to form precipitate during the analysis of an unknown salt? a. NaOH…

A: For example, on adding NaOH to Ca(NO3)2, Ca(OH)2 is obtained as white precipitate which is sparingly…

Q: Which of the following methods in quantitative chemical analysis is determined by the measurement of…

A: Quantitative analysis refers to the determination of how much of a given component is present in a…

Q: The addition of an acidic solution to a buffer solution with a pH of 8.3 would most likely result in…

A:

Q: How often should the chloride test be conducted in boiler water?

A: Boiler water quality is critical to the efficient and safe operation of steam-generating systems.…

Q: 6. If the pH for a saturated Iron (II) hydroxide solution was decreased, what would happen to the…

A: Here we have to explain the effect of decrease of pH in the molar solubility of Iron(III) hydroxide.

Q: Write out (but don’t solve!) all of the equations you need to find the pH of a solution prepared…

A: The structure of EDTA is shown below: The structure obtained by the deprotonation is shown below.

Q: Which of the following is a good description of a standard solution as a titrant? Section а.…

A:

Q: What will happen to the solubility of a basic salt if a strong acid is added to it?

A: Applying concept of solubility of acid or base in base or acid.

Q: 9. How does acid-base titration differ from precipitation titration?

A:

Q: acid base titration

A: In this question we have to explain that how does a redox titration differ from an acid base…

Q: Why is there a need for buffers? Please explain in depth and detail

A: A buffer solution is a solution that can withstand changes in pH on  addition of acidic or basic…

Q: 2. A saturated solution of an unknown solid reacted with AgNO, to give a pale yellow precipitate,…

A: The unknown anion is Bromine which when reacted with the AgNO3 and gives pale yellow precipitate and…

Q: 7. Define back-titration. What is the concept behind this method?

A: Back titration; It is a titration method where the concentration of unknown sample is determined by…

Q: Evaluate: i. Acid-Base Titrimetry. ii. Precipitation Technique.

A: i. An acid–base titration is a method of quantitative analysis for determining the concentration of…

Q: During the demonstration, before each metal was added to the water, a drop of an acid-base…

A:

Q: In the laboratory, a general chemistry student measured the pH of a 0.319 M aqueous solution of…

A: using the given PH using the PH calculate the H+ concentration . PH=-logH+ put the value pH  then…

Q: A reaction between acid and base to form salt and water Redox titration O Acidimetry O Alkalimetry O…

A: The general chemical reaction of acid and base is: HA+BOH→H2O+AB

Q: How would the average calculated concentration of NaOH have been affected (Higher, Lower, No Change)…

A: The objective of the question is to understand how the calculated concentration of Sodium Hydroxide…

Q: The addition of hydrolochloric acid to the solution containing the silver group of cations is to…

A: In inorganic qualitative analysis method there are different groups of cations and anions. Cations…

Q: What are the factors on which solubility is affected

A: All known compounds can be dissolve in certain solvents whereas they remain insoluble in other…

Q: What is the sodium chloride equivalent value for sorbic acid

A: The concept of a sodium chloride equivalent value for sorbic acid can be a bit confusing since these…

Q: T or F: The normality of the solution obtained by dissolving the acid sample be approximately the…

A: The normality of a solution is calculated by the ratio between the gram equivalent to the solution…

Q: In acid-base titration, what is the purpose of drying the primary standard prior to usage? Explain…

A: Acid base titration is the analysis of the amaount of analyte where one component is taken as…