7. What specific chemicals are used to identify each of the methods? (Volhard's Method, Fajan's Method. and Mohr's Method)

Q: voltaic cell is constructed in which the anode is a Sn|Sn2+ half cell and the cathode is a F-|F2…

A:

Q: Calculate the solubility (in g/L) of CaSO4(s) in 0.300 M Na2SO4(aq) at 25°C. The ?sp of CaSO4 is…

A: Given data :   1. Concentration of Na2SO4 = 0.300 M  2. Ksp of CaSO4 = 4.93×10-5

Q: A sample of helium gas has a volume of 6.30 L at a pressure of 825 mmHg and a temperature of 21∘C.…

A: Given: The initial volume, pressure, and temperature of helium gas are 6.30 L, 825 mmHg, and 21 ∘C…

Q: The overall reaction of hydroxide radical with hydrogen gas occurs as follows: Part A OH'(G) + H2(g)…

A:

Q: Rank the C-H bond strength of the indicated hydrogen atoms in the following molecules strongest to…

A: Since you have asked multiple questions, as per guidelines we will solve only the first one for you.…

Q: A reaction chamber contains the following mixture at equilibrium: [H] = 0.22 M; [S-] = 1.0x10-6 M;…

A: Equilibrium constant Kc is the ratio of concentration of products to concentration of reactants at…

Q: What is the pH of a buffer made from 0.140 mol of HCNO (Ka = 3.5 × 10⁻⁴) and 0.410 mol of NaCNO in…

A:

Q: Find the molarity of a KOH

A:

Q: Draw the following compounds based on their IUPAC Names: 1.   3-ethyl-2,2-dimethyl-3-heptene 2.…

A: 1.   3-ethyl-2,2-dimethyl-3-heptene -  It has main chain of seven carbons, with double bond at third…

Q: Write a balanced nuclear equation for the following: The nuclide boron-8 decays to beryllium-8 by…

A: Given :- boron-8 decays to beryllium-8 by positron emission  To write :- balanced nuclear equation

Q: electronegativity

A:

Q: Match column A (common active ingredients of insect repellants) to column B (IUPAC names). Column A…

A:

Q: Give an explanation of the semi-empirical mass formula and its symmetry term

A: The answer is given below

Q: Calculate the ionic strength of a solution that is 0.0725 M in Al(NO3)3. Then calculate the activity…

A: First, we'll dissociate all the salt and list the molarity of each ion:   0.0725 M Al(NO3)3 ==>…

Q: molar concentration of the NaOH solution?

A:

Q: Determine the systematic name for P3S4. A.) phosphorus tetrasulfide B.) phosphoric acid C.)…

A: systematic name for P3S4 is

Q: 3d,2-y2 3px 3s Image search 10 15 distance from nucleus, x (A) The plots shown map the probability…

A:

Q: 8. What are the temperature and pressure conditions of Standard Temperature and Pressure (STP)? a.…

A: STP: Standard temperature and pressure are standard sets of conditions for experimental measurements…

Q: The ?sp of iron(II) hydroxide, Fe(OH)2, is 4.87×10−17. Calculate the solubility of this compound in…

A:

Q: please indicate where the arrows should how many electrons they carry with them go and CH3 CH3 1.…

A: The step of mechanism has been solved in the following step.

Q: Indicate whether the compounds below undergo racemization when treated with aqueous acid or base.…

A: Organic reaction

Q: A generic salt, AB, has a molar mass of 319 g/mol and a solubility of 8.20 g/L at 25 °C. AB(s)…

A:

Q: 1.What is the advantage of using 12 in this experiment? 2. Why is the concentration of lodine much…

A: The iodination of acetone can be represented as:

Q: Calculate the final temperature, in degrees Celsius, for each of the following, if VV and nn do not…

A:

Q: A lactic acid/sodium lactate (HC3H5O3/NAC3H5O3) buffer is prepared to 0.104 mol L-1 HC3H5O3 and…

A:

Q: 9. . RInetic moiecular thCury 6f gasC3 1 What is the 10. Use the kinetic molecular theory of gases…

A: Question 9 - - > Kinetic molecular theory states that gas particles are in constant motion and…

Q: A solution contains 0.0140 M Pb2+(aq) and 0.0140 M Sr2+(aq). If you add SO2−4(aq), what will be the…

A: Ion that has lower value KSP , will precipitate first as its ionic product will overcome the KSP…

Q: Find the noble gas having the same electronic configuration with Sr+2. Z of Sr = 38 Group of…

A: Atomic number of Sr = 38  Sr has total 38 electrons

Q: 6. Calculate the cell potential, at 25 °C, based upon the overall reaction 3 Cu²*(aq) + 2 Al(s) → 3…

A:

Q: Based on the concept of distribution coefficient, a solute that is soluble with two immiscible…

A: Partition coefficient (P) or distribution coefficient (D) is the ratio of concentrations of a…

Q: 900 800 - Carbon disulfide 700 600 Methano 500 Ethanol 400 Heptand 300- 200 100 - 20 30 40 50 60 70…

A: Vapour pressure is the pressure exerted by vapour over the surface of liquid at the condition of…

Q: A certain third order reaction has a rate of 0.11 M/s when the concentration of reactant A is 0.15…

A:

Q: 38- The reaction A product is second order reaction , A solution originally at 0.6 M is found to be…

A: The half life of any reaction is defined as the time taken for the reducing the initial…

Q: Calculate the mass of O, that is dis

A:

Q: 14. In a mixture of 2.15 mol of gas, 0.85 mol are nitrogen (N2) molecules. What is the mole fraction…

A: Since you asked multiple questions so as per Q&A guidelines of portal I solved first question…

Q: 14. Given the following equation, how many moles of carbon dioxide AND how many moles of water will…

A:

Q: calculate the mass percent of methanol in a solution containing 2g. of methanol with 240g of water.

A:

Q: Butenes, such as 1-butene undergo isomerization in the presence of a catalyst to form isobutene…

A: The equilibrium reaction given is, Given: K = 0.72  Pressure of 1-butene = 1.79 bar. And the…

Q: Reaction is not spontaneous at low temperatures, but becomes spontaneous at high temperatures.…

A:

Q: Select the products of the following reactions. 1. NaOEt EtO 2. CH2BR 3. H¿O*/ heat + CO, + E1OH `OH…

A: ->NaOEt is base which can abstract most acidic hydrogen and form nucleophile which can give…

Q: Which of the following describes the reaction: ° Bi → He + 0 TI 81 83 alpha decay reaction O beta…

A:

Q: A sample of helium gas has a volume of 6.30 L at a pressure of 825 mmHg and a temperature of 21∘C.…

A:

Q: णा व उणपड न्क (जवाज केस कनग औोको ? लयासव 2क2वाय 6M\NवOH ्जमकाउान्शरए o+ 0.231M वc्टनीट ववव. what is…

A: Given- Volume of NaOH=27.2mL  Concentration of NaOH =0.196M Volume of acetic acid =131.9 mL…

Q: Which statement is true regarding following compound? [CH3CH2NH3]+ Cl-   Question 10 options:…

A: We have given a compound- [CH3CH2NH3]+ Cl- We need to tell which among the given statement is true…

Q: Draw the major organic product(s) of the following reaction. CI CH3OH NaOCH,

A:

Q: 3. What are the products of the following reaction? H3O*

A: Cyclic ketones are organic compounds that contain carbonyl group in compound.containing carbon atoms…

Q: A radiation has the frequency of 1.88 x1015 Hz , calculate  energy of photon.

A:

Q: When the nuclide bismuth-214 undergoes beta decay: The name of the product nuclide is The symbol for…

A:

Q: What product is formed when CH3CH2NH2 is treated with HCl?   Question 26 options:   CH3CH2N+Cl-…

A:

Q: neonatal dispensing unit at your hospital trust. Whilst in the aseptic dispensary today, you are…

A: Given 0.9 % w/v means , 100 mL solution contains 0.9 g NaCl  Mass of NaCl = 0.90 g Molar mass of…