What is the purpose of adding CaCO3 or NaHCO3 in the Mohr Method determination of chloride?   Please answer in TEXT form so I can copy the text. Please. Thank y

Q: How do you measure quinine sulphate concentration using fluorescence method? What is the one…

A: In this question, we have to determine : (a) steps for measurement of quinine sulphate concentration…

Q: For PM Removal using Activated Carbon (AC), is the mechanism only limited to adsorption? Or does it…

A: For PM Removal using Activated Carbon(AC), is the mechanism only limited to adsorption ?  Or does it…

Q: The weight of 5 ml of vinegar sample was 5.228 g, was required 30.5 ml of 0.2 M sodium hydroxide…

A: Acid  reacts with base to form salt and water and this reaction is known as neutralization reaction.…

Q: The fat content of 10 g of commercial ice cream was determined by the Mojonnier method. The weights…

A: To calculate the percent of fat extracted during third extraction, we would first need to calculate…

Q: DETERMINATION OF BIOLOGICAL OXYGEN DEMAND USING THE MODIFIED WINKLER METHOD GUIDE QUESTIONS: 1. What…

A: Note - Since you have asked a question with multiple sub-parts, we will do the first three sub-parts…

Q: H2O2 + KMNO + H2SO4 → O2 + MnSO, + K2SO, + H2O The products that were formed without charge transfer

A:

Q: What is the n-factor (valency factor) of Silver Nitrate (AgNO3)? please also help me with this,…

A: n factor (valency factor ): It is the factor by which oxidation number of the specified element…

Q: Condition Column I Comparison Column II For the reaction: 2SO3(g) = Кр [ Select ] Kc 2SO2(g) + O2(g)…

A:

Q: type sensor includes SnO2 layer which changes its resistance with respect to reducing gas…

A: MOS sensors: They detect concentration of different types of gases by measuring the resistance…

Q: Part B: The Coordination Number of Cu²+ Mass of Cu(NO,),.3H,O 2.3366 Volume of Deionized H,O 57.0…

A: Given: let density of water be "1.0 g/mL. mass of water=1.0 g/mL×57.0 mLmass of water=57.0 g

Q: To 20,00 ml of 0,1250 mol/l solution of silver nitrate – 25,00 ml of 0,1000 mol/l solution of…

A: The pAg can be calculated by taking the negative logarithm of silver ion concentration. It can be…

Q: Why is neutral medium or slightly alkaline medium more suitable for Mohr's method and What are the…

A: A neutral medium or slightly alkaline medium more suitable for Mohr’s method and what are the color…

Q: A ctive ele de was by meastiring its various solutions of sulfate ion. The following results were…

A: An ion-selective electrode , also known as a specific ion electrode is a transducer that converts…

Q: None

A: Dear student I have given answer to your question in the image format.

Q: 13. The presented scheme has flaws. What is/are the flaw/s? CH3 соон 1. Cl2, FeC, 2. KMNO.

A: Solution - First KMnO4 is used to oxidize the CH3 group into COOH which acts as a EWG. When Cl2 is…

Q: Molar concentration of KMNO 0.02000 M 0.2189 3 7mL 0.3 mL 36.7mL Branhish Weight of complex iron…

A:

Q: a. One molar equivalent of HBr b. Two molar equivalents of Br2 c. H2 (in excess)/Pt d. Hot KMNO4,…

A:

Q: 1. Using one set of data from Table 1 above, calculate the molar absorptivity of the Cr3+ solution…

A: Answer: According to Beer-Lambert law relation between absorbance and molar absorptivity will be:…

Q: kindly answer this problem and follow this format GIVEN REQUIRED SOLUTION and write regibly thank…

A: 1.26 g of substance A is adsorbed in charcoal from the aqueous solution

Q: 17- The percentage of profein in meat products is determined by multiplying the %N as determined by…

A: Given, weight of meat scrap = 2.000 g Vol of H2SO4=50.0 mL Vol. of NaOH = 28.80 mL

Q: Trial 1 Trial 2 Trial 3 18:434 51.0599 22.167 53.1209 19.437 41.330g 20:687 44.2289 s of crucible…

A: Mass of Hydrated Salt = Mass of Crucible, lid and hydrated salt – Mass of Crucible and lid Mass of…

Q: 4. Given the schematic notation: Cu | Cu²+ (0.0200 M) || Ag* (0.020o M) | Ag, calculate the cell…

A:

Q: I need the answer for this question as Sage Math Code. It's a linear algebra

A: balancing of equation means to balance each atom with proper number.

Q: EDTA and Mg

A: EDTA is chemical that binds certain metal ions, such as calcium, magnesium, lead, and iron. The…

Q: AG and AG are equal when Q=

A: Free energy change: change in the free energy takes place while reactants converts to product where…

Q: 0.5M HA sample with 0.2 dissociation; It is placed in a conductivity cell with a length of 0.9 cm…

A: Given: Concentration of weak electrolyte = 0.5 M Length = 0.9 cm Area = 2cm2

Q: explain importance of Gravimetric Analysis when it comes to operation/s of each procedure/method?…

A: Gravimetric analysis is a process or method to determine the quantity of analyte on the basis of…

Q: A 0.100 L solution is prepared with initial concentrations of 4.0 × 10−3 M iodine I2 , 8.0×10−3 M…

A: Volume of Solution = 0.100 L                    [I2]initial = 4.0 * 10-3 M…

Q: 8- The oxidation of organic compound occurs in a le reaction. For a 1.0 mM solution of the compound…

A:

Q: 1,011 MIXING 5mL ETHF Mn.(s) + CH3 O Hcgy t Or co COMPRESSING 7 MO2 O,c9) 2. ->

A: The entropy of a substance depends on the physical state of matter. A solid state has least entropy…

Q: A student uses exactly 15 mL of a 1M sodium hydroxide solution when setting up their azo coupling…

A: Given:

Q: Mo in a 0.2711g sample was precipitated giving 1.1682g of (NH4)2PO4.12 MoO3. Find the percentage Mo…

A: The given data contains, mass = 1.1682 g

Q: pads/CHM%20111%20Empirical%20Formula%20.pdf D|A Mass of crucible and lid (g) 30 673 g Mass of…

A:

Q: Give the molar concentration of hydrochloric acid with a specific gravity of 1.18 and has 37% (w/w)…

A: Given a) specific gravity = 1.18  percentage purity = 37℅ Molecular weight = 36.5  b) M1 = 2 M M2 =…

Q: burned in pure 02 and the combustion gases collected in absorbent tubes. The tube used to trap CO2…

A: Ans. The conservation of mass requires that all the carbon in the organic compound must be in the…

Q: 10 m2 with 7-micron silver coating only in certain areas on I total 50 m2 surface field copper…

A: Silver is considered to be a precious metal. These metals can be recycled from scraps using…

Q: Find the initial solution using Vogel's approximation method. It is necessary to fill all the cells,…

A: Given, For each row find the least value and then the second least value and take the absolute…

Q: The Butler Volmer (BV) rate equation should be introduced in electrochemistry because: The Nernst…

A: Electrochemistry is branch of chemistry in which we deal with both oxidation and reduction reaction…

Q: pMg f

A:

Q: properties that must be possessed by the adsorption reagent in air sampling are… a. Reagents must be…

A: The correct option is:

Q: I want a abstract of the hardness experiment and an explanation of the theory and objectives Thank…

A: Hardness in water is due to the presence of dissolved salts of calcium and magnesium. It is unfit…

Q: Gravimetric Problems A 516.7-mg sample containing a mixture of K,SO, and (NH,)SO, was dissolved in…

A: Given, Mass of sample: 516.7 mg=516.7×10−3 g BaSO4 yield = 863.5 mg The balanced chemical equation:…

Q: How can you prove the claim that High efficiency catalyst for SO2 would come from a a gold based…

A: In order to study the interaction of SO2 on the Au/ TiO2 surface, various techniques, such as…

Q: Using a 10mL pipette, you prepare a standard solution by pipetting 10.00mL of the standard iron…

A: The explanation is given below-

Q: The SDS's have__information sections that conform to the requirements of the GHS of Classification…

A: MSDS or commonly known as material safety data sheet is a important requirement for every chemical…

Q: eactant: 0.400g of p-amionphenol (MW=109.1) 0.450 ml of acetic anhyride (mw= 102.1 d= 1.08 ml)…

A: Given : actual yield = 78% mass of acetaminophene = 151.2 g mass of P-aminophenol = 0.400 g (MW =…

Q: explain the differences between NH4-N and TKN methods.

A: The differences between NH4-N and TKN method have to be explained below.