Q1. A. Balance the equation ( Oxidation Reduction ): - Fe*2 + MnO4 Mn+2 + Fe +3 {salt} B. Prove that POH = Pkp + log {base}

Q: 1. A sample containing magnetite, Fe;O4, was analyzed by dissolving a 1.5419-g sample in…

A: Amount of Ore obtained Fe=0.8525g Reaction involved  Fe3O4 + 8HCl ----------   Fe+2+2Fe+3 4Fe3O4  +…

Q: Balance the equation in basic conditions. Phases are optional. equation : CoCl 2 +Na 2 O 2…

A:

Q: I Reactions please balance | Fe2+ MnO4!- Mn2+ Fe3+ oxidation, { el-s}: reduction, { el·'s}:

A: since you have posted a multiple question in a single session, we are entitiled to answer first…

Q: MnO4-(aq) + H2O2(aq) -> Mn2+(aq) + O2(g) a) Balance the equation under acidic conditions. b)…

A: To solve this problem we have to first determine the oxidation state of elements then we identify…

Q: balance the oxidation-reduction reaction Cr+CrO4 2-= Cr(OH)3 that occurs in this basic solution

A: The given equation is, The redox reaction means such as oxidation and reduction. Hence, Oxidation…

Q: Balance the following oxidation - reduction reaction. Identify the oxidizing and the reducing agent.…

A: Oxidation/reducing agent means adding of oxygen and reduction /oxidising agent means removal of…

Q: Use standard reduction potentials to calculate the standard free energy change in kJ for the…

A: The value of ∆G0 can be find out as:

Q: Use standard reduction potentials to calculate the standard free energy change in kJ for the…

A: The objective of the question is to calculate the standard free energy change for the given reaction…

Q: solution containing Fe2+ requires 26 mL of  0.0265 M K2Cr2O7  in acidic solution.   Balance the…

A: When potassium dichromate oxidise iron in presence of acid, then Iron (II) is changed to iron (III)…

Q: Write Half Redox reaction of   (Cr2O7)^2-  = Cr(OH)3 . Please Write step by step

A: The hald redox reaction is

Q: Complete and balance the following oxidation–reductionreaction in basic solution:Cr(OH)3(s) +…

A: Cr(OH)3(s) + ClO-(aq)---->CrO42-(aq) + Cl2(g)

Q: The following skeletal oxidation-reduction reaction occurs under acidic conditions. Write the…

A: Balancing redox reaction by ion-electron method:In the ion-electron method (also called the…

Q: A 0.6040-g sample of an iron ore is dissolved in acid. The iron is then reduced to Fe²⁺ and titrated…

A:

Q: Calculate Ksp for zinc sulfide from the following data: ZnS(s) + 2e¯ –→ Zn(s) + S²- (aq) ɛ° = -1.41…

A:

Q: Given the overall reaction: 2OH- + Cu2+ -> H20+ 1/2 O2 + Cu (s). which species served as the…

A: The given reaction is:                                                    2OH- + Cu2+   ---->…

Q: 14. Balance the following reaction in basic solution Fe(OH)2(s) + MnO4 (aq) → MnO2 (s) + Fe(OH)3(s)

A:

Q: a. Balance the following equation in acidic solution: Hg²* + Ag Hg + Ag'

A:

Q: 22. Use the oxidation states method to balance the reaction: _ So,2- (aq) + Fe2+ (aq) + _H* (aq) _…

A: We have to balance the given equation

Q: The Fe2+Fe2+ (55.845 g/mol) content of a 2.063 g steel sample dissolved in 50.00 mL of an acidic…

A:

Q: 7. Balance the equation for the following reaction in basic solution: Hg₂(CN)₂ + Ce+4-----> CO3² +…

A: We would use half reaction method to balance the given redox reaction .

Q: A waste water containing Fe(HCO3) 2 is discharged to a surface pond. Assuming complete oxidation of…

A: Solution =

Q: A sample of 1.55g of iron ore is dissolved in a acid solution in which the iron is converted into…

A: Given : The titration reaction involves oxidation of Fe2+ to Fe3+ using MnO4- ions which is reduced…

Q: 2. An acidic reaction: Mn04-(aq) + Fe2+(aq) O Fe3+(aq) + Mn2+(aq) What is the oxidation reaction and…

A: Oxidation refers to the increase in the oxidation state of the atom or loss of electrons. Reduction…

Q: 1.What is the pH of a solution containing a hydrogen ion concentration of 1.0 x 10-3 M?   2. What…

A: Solution  -

Q: 3. Balance the following reaction equation in basic solution: 2- Mn04 (aq) + Cr(OH)3(s) - Mn02(s) +…

A: MnO4- (aq) + Cr(OH)3(s) -----> MnO2(s) + CrO42-(aq)

Q: An electrolytic cell contains 50.0 mL of a 0.297M solution of Fe Cl3. A current of 0.643 A is passed…

A: First, calculate the Faradays represented by 0.643 A for 15.0min as follows: Faradays = 0.643C s ×…

Q: A 0.8040-g sample of an iron ore is dissolved in acid. The iron is then reduced to Fe2+ and titrated…

A: Given that,  Mass of iron ore = 0.8040 g  Molarity of KMnO4 solution = 0.02242 M Volume of KMnO4…

Q: Balance the following reaction in acidic solution. Fe?+ (ag) + MnO, (ag) → Fe+ (aq) + Mn²+(aq) Fill…

A: The chemical reaction in which a substance loses an electron is known as oxidation reaction. The…

Q: 1. Balance the following oxidation – reduction reaction occurring in an acidic solution. MnO4–(aq) +…

A:

Q: Mass determination by electroplating. What mass of copper metal is deposited if a 5.12 A current is…

A: Electrolysis is a process in which the chemical energy is converted to electrical energy. The amount…

Q: 1. A sample containing magnetite, Fe;O4, was analyzed by dissolving a 1.5419-g sample in…

A: A numerical problem based on isolation of metals, which is to be accomplished.

Q: What is the balanced equation of 3m? What is the balance equation of Ksp= [Ag+]²[CrO4²-]

A: We have to just write the balanced equation.