(b) identify which material out of the four (a-Al2O3, Fe3O4, montmorillonite, and chrysotile) will interact with Zn²+ at pH 7.

Q: To study the effects of a weakly acidic medium on the rate of corrosion of a metal alloy, a student…

A:

Q: What does the following equation represent? 14FE3+ + FeS2 (s) + 8H20 = 15FE2+ + 2S042 + 16H*…

A: The balanced reaction given is,

Q: The amount of iron in a meteorite was determined by a redox titration using KMnO4 as the titrant. A…

A: Redox titration involves the determination of concentration of a given analyte by using the concept…

Q: The landfill manager suggested using H2CO3 with Na2CO3 as a buffer to minimize pH changes. Do you…

A:

Q: Is each of the following substances likely to serve as an oxidantor a reductant: (a) Ce3+(aq), (b)…

A: a). An oxidant is a substance that oxidize other substance but itself get reduce while reductant is…

Q: What role is played by CO2 in getting pure alumina (A1l2O3) in the extraction of aluminium?

A: Extraction of metals: As metals are found in mines in combined state in ores. It is necessary to…

Q: What is the electron transfer of C8H18+O2=CO2+H2O

A: The total number of electrons transferred during a redox reaction is derived by separating a redox…

Q: 1) Balance the following in acidic solution: (a) H2O2 + Sn²+ + H2O + Sn*+ (b) PŁO2 + Hg → H* + P&+…

A: Given: Some Reactions are given To find: Balance the given Reaction in acidic medium  Solution:…

Q: Write a balanced net ionic equation to describe the following: (a) the oxidation of U4+ to UO2²+ by…

A: Here we have to balance the following given redox reaction . It can be balanced by ion- elctron…

Q: Can ultraviolet light (over a wavelength range from 200 to 400 nm) be applied to operate the…

A: Hydrogen fuel cells are a type of electrochemical device that generates electricity through a…

Q: Dichromate, Cr2O7 2– , and permanganate, MnO4 – , are both common oxidising agents. When mixed,…

A: oxidation and reduction both process occur simultaneously and are known as redox reaction

Q: Describe the preparation of KMn04 from pyrolusite ore (MnO4). How does the acidified permanganate…

A: The reactions in which one species is oxidized and other species is reduced are known as redox…

Q: Predict the products and balance the following reaction: Ag2SO4 (aq) + NaCl(aq)

A: Products of the above reaction are - Ag2SO4 (s) + NaCl (aq) →  AgCl (s) + Na2SO4 (aq)

Q: What is the optimum pH for coagulation with Fe2(SO4)3? Briefly explain why.

A: Answer - Coagulation - Coagulation, in physiology, the process by which a blood clot is formed. The…

Q: Give reasons for the following :(a) Alumina is dissolved in cryolite for electrolysis instead of…

A: (i) Alumina is dissolved in cryolite for electrolysis instead of being electrolysed directly.

Q: Magnesium hydride possesses a rutile lattice. (a) Sketch a unit cell of rutile. (b) What are the…

A:

Q: The reaction of divalent manganese with oxygen in aqueous solution is given as follows: Mn2+ +…

A: In order to solve this question, we will have to use the Nernst equation involving Gibbs free energy…

Q: To study the effects of a weakly acidic medium on the rate of corrosion of a metal alloy, a student…

A:

Q: Explain the role of(i) Cryolite in the electrolytic reduction of alumina.(ii) Carbon monoxide in the…

A: The role of Cryolite in the electrolytic reduction of alumina  (Al2O3) by carrying out its…

Q: Ni content of the steel can be determined by the precipitation gravimetric analysis. For this…

A: The complex of Ni forming is Ni(DMG)2

Q: (a) Given that the solubility product of rhodochrosite, MNCO3, is 10-93, calculate the equilibrium…

A: In a solution that contains a solute having low solubility, the ions tend to form precipitate. An…

Q: i If concentration of [CrO4 ] in Expt. 7 is found to be 6.7 x 10 M, what is the experimental Ksp of…

A:

Q: What is the oxidation number of phosphorus in POCI3? VD] ΑΣΦ ?

A: The oxidation number of an atom in a molecule is the number of electrons that atom either gains or…

Q: Define: (a) ore; (b) mineral; (c) gangue; (d) brine.

A: a) Ore: The mineral from which an element can be extracted easily and profitably is called an ore.…

Q: Under what conditions is the FeO42- ion thermodynamically stable in aqueous solution?

A:

Q: Complete and balance the following equations, and identify the oxidizing and reducing agents: (a)…

A: In a redox reaction there are two type of the reactions takes, which are oxidation and reduction.…

Q: The amount of iron in a meteorite was determined by a redox titration using KMnO4 as the titrant. A…

A:

Q: Calculate the Ksp for Li3PO4 if at equilibrium the concentration of PO43− ion is 3.30 × 10−3 M.

A: Given: concentration of PO43- ion= 3.30 × 10−3 M

Q: (b) oxidizes Al to Al³+ but does not oxidize Sn to Sn²+ Mg2+ Zn²+ Ca2+ Cd²+ NO3 VO₂+

A: we have to determine which of the given species can oxidize Al but not Sn

Q: The formation constants at 25°C for Fe(CN)64– and Fe(EDTA)2– are 1.00x1037 and 2.10x1014,…

A: We have Fe^2+(aq) + 6CN^- (aq) => Fe(CN)64-(aq) Kf = 1.00*10^37 Fe^2+(aq) + EDTA^4-(aq) =>…

Q: What is the reaction resulting from the addition of SnCl2(aq) to a solution containing Bi3+ in a…

A: The reaction resulting from the addition of SnCl2(aq) to a solution containing Bi3+ in a basic…