Which of the following are equivalent to 2,500 ppm Cu2+? MW: Cu (63.55) (compute for all scenarios) 2.5 ppb Cu2+ 2,500,000 ppb Cu 2.5 ppt Cu2+ 39.34 mM 0.03934 M 0.07868 N (in precipitation reaction) 0.07868 N (in redox into Cu+)

Q: 2Cr³+ (aq) + 3Ni(s) → 2Cr(s) + 3Ni²+ (aq) Cr³+ (aq) + 3e = -0.740 V Ni2+ (aq) + 2e Cr(s) Fre → Ni(s)…

A: Given -> 2Cr3+(aq) + 3Ni(s) -----> 2Cr(s) + 3Ni2+(aq)

Q: (1) The weakest oxidizing agent is: enter formula (2) The strongest reducing agent is: (3) The…

A: For this answer, firstly we need to know what are oxidizing agent and reducing agents. An oxidising…

Q: How many grams of nickel metal will be deposited from a solution that contains Ni²* ions if a…

A: Given,

Q: The weight of oxygen that can be generated at the anode using 800 mA after 10 minutes is: (1 Faraday…

A:

Q: Use data to compute AG° for the following reaction. 2CIO2 (aq) + O2(g)→ 2CIO3¯(aq) AG°f (CIO2¯(aq))…

A: Given -> 2ClO2- (aq) + O2(g) ---> 2ClO3-(aq) ∆G°f(ClO2-(aq)) = 17 KJ/mole ∆G°f(ClO3-(aq)) = -3…

Q: actual yield:

A:

Q: onsider the corrosion of copper at 30°C using the overall reaction: Cu(s) + 0.5 O2(g) + 2 H3O+(aq) →…

A: We know the equation-1 ∆G= -RTlnQ Where Q is the reaction quotient. Q = [Cu2+]/ {[H3O+]2 po21/2}…

Q: An galvanic (or voltaic) cell: O produces electrical current from a spontaneous chemical reaction. O…

A: Galvanic cell- A galvanic cell also known as voltaic cell,  is an electrochemical cell in which an…

Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

A:

Q: Consider the following reaction: O2 (g) + 4H (aq) + 4Fe?" (aq) 2H20 (1) + 4Fe* (aq) O2 + 4H +4e →…

A: The electrode which has higher reduction potential acts as a cathode and the electrode with lower…

Q: Assuming an efficiency of 41.90%, calculate the actual yield of magnesium nitrate formed from 118.9…

A:

Q: Ethanol reacts with dichromate ions in acidic aqueous solution to produce carbon dioxide and…

A: First balance the given redox equation. Given: C2H5OH + Cr2O72-+H+ → CO2 + H2O + Cr3+ C2H5OH  →…

Q: Which of the following are equivalent to 2,500 ppm Cu2+? MW: Cu (63.55) 2.5 ppb Cu2+ 2,500,000 ppb…

A: Given: Concentration of Cu2+ = 2500 ppm Molecular weight of Cu = 63.55 g/mol

Q: Assuming an efficiency of 33.40%, calculate the actual yield of magnesium nitrate formed from 143.2…

A: First we will calculate the thoretical yield , then find the actual yield.

Q: help

A: Determine theoretical yield of Mg(NO3)2:

Q: The chemical reaction during low current discharge of a simple "dry cell" involves: (unbalanced) Zn…

A: Limiting reagent may be defined as one of the reactants which is completely used up/consumed during…

Q: Calculate AG° f( in kJ) or the reaction of iron(II) ions with permanganate ions. (F =96500 C) MnO4…

A: From given Initially we are calculating E°cell and plugging that in ∆G° formula we get the solution…

Q: Assuming an efficiency of 28.00%, calculate the actual yield of magnesium nitrate formed from 126.1…

A: Given :-  Mg + Cu(NO3)2 → Mg(NO3)2 + Cu  amount of Mg = 126.1 g  efficiency = 28.00%  To calculate…

Q: Enter your answer in the provided box. Calculate AG° for the following process at 25°C. BaF2(s) =…

A: Check the formula which contains ∆Go, T and K in it. Use that formula to calculate ∆Go.

Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

A:

Q: OHR: 6H20) → → 4e + 02(9) + 4H30) E°or = -0.84 V RHR: 2Cuag) + 4e- → 2CU9) (ад) E'red = 0.34 V

A: The overall reaction of the equation has to be given,

Q: Assuming an efficiency of 44.60%, calculate the actual yield of magnesium nitrate formed from 142.9…

A: Number of moles of magnesium = 142.9g/24.305g/mol = 5.879 mole.From the balanced equation, it is…

Q: MnO4−(aq) + 8H+(aq) + 5e−  Mn2+(aq) + 4H2O(l) +1.51 V Cr2O72−(aq) + 6e−  2Cr3+(aq) + 7H2O(l) +1.33 V…

A: In an electrochemical cell, the electrode with higher standard reduction potential acts as a cathode…

Q: System: Prediction: Should you expect H₂(g) to be evolved? Why or why not? What gas(es) might be…

A: Since you have asked multiple questions, we will answer the first one for you To get the remaining…

Q: 4. Calculate E and E for each of the following redox reactions at 25.0°C. 3Cu2"(aq) + Cr(s) →…

A: Given redox reaction  3Cu2+(aq) + Cr(s) -------> 3Cu+(aq) + Cr3+(aq) In this oxidation state of…

Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

A:

Q: What is AG° (in kJ/mol) for the following hypothetical reaction? x2*(aq) + Y(s) –→Y²*(aq) + X(s)…

A: A Galvanic cell is made up of an anode and a cathode. Reduction reaction occurs at cathode whereas…

Q: According to the data below, which species will reduce Zn2+ but not Mg2+? Half-Reaction Zn2*(aq) + 2…

A:

Q: Consider the processes/half-reactions spontaneous net reaction that occurs for these species? P700 +…

A: Step 1. The net reaction:When these two half−reactions are combined, the net When these two…

Q: Use the tabulated values of AG? to calculate Ee for a fuel-cell breathalyzer, which employs the…

A: Gibb's free energy, is defined as the energy required to do work. It can be calculated in various…

Q: Classify the following transformations as either. a) an oxidation, b) a reduction, c) neither a…

A: The loosing of electrons is known as oxidation and accepting of electron is reduction .

Q: Given: F2(2) + 2 e° → 2F (aq) E° = +2.87 v Hg²+ + 2 e → (aq) Hga E° = +0.87 v Calculate AG° for: Hga…

A: Given is  F2 + 2e– ——>    2F–      E° = + 2.87 v  ......eq(1) Hg+2 + 2e– ——> Hg        E° =…

Q: For each reaction, write the chemical formulae of the oxidized reactants in the space provided.…

A:

Q: Balance the following redox reaction in acidic solution. 2+ NO(g)+Zn (aq) NO3(aq) + Zn(s)

A: Redox reaction: Redox reactions are reactions in which one species is reduced and another is…

Q: se the standard reduction potentials located in in kJ for the reaction: Answer: 2+ Zn²+ (aq) +…

A:

Q: Which of the following reactions is/are redox reaction/s? I. Hgziag) + Snaa) → 2Hg)+ Sníag) (aq) II.…

A: Which of the following is/are redox reactions---

Q: Assuming an efficiency of 29.00%, calculate the actual yield of magnesium nitrate formed from 124.3…

A: First, calculate the no of moles of Mg Moles of Mg= 124.3g/(24gmol-1) = 5.18 moles

Q: Zinc(s) (MW=65.38), with a mass of 0.825 g, was reacted with 25.00 mL of NaClO (MW=74.44) according…

A: We first balance the given redox reaction in a basic medium using the half-reaction method. We…

Q: Remember that the lower an element's chemical potential, the easier it is to oxidize. Using…

A: Oxidation reaction- Increase in oxidation number due to loss of electrons. Lower an elements…

Q: Using Cell Potentials to Measure Solubility Products

A: The solubility product constant is a simplified equilibrium constant denoted as Ksp which is defined…

Q: 4. Determine the AH for the reaction Cu + Ce- CuCle given these data: 2 Cu + Cla-2 CUCI AH = -274 kJ…

A: The balanced chemical equation is as follows:- Cu  +  Cl2  →  CuCl2 To get the final ∆H of the…

Q: Calculate the AG° (in kJ/mol H2O2) for the reaction below: 2 H2O2 (aq) → O2 (e) + 2 H2O (1) AG°F…

A: We know ∆Gorxn = [sum of ∆Goproduct] - [sum of ∆Goreactant ]

Q: The following reaction is spontaneous as written when the components are in their standard states: 3…

A:

Q: Consider the following half reaction: Na*(aq) + e -→ Na(s). For this reaction, E°(red) = -2.7 V. If…

A: Given data: Na+(aq) + 1e-  → Na(s)       E°red = -2.7V

Q: Write balanced chemical reactions describing the following processes: 4a. oxidation of ethanol…

A: Answer:- This question is answered by using the simple concept of balancing the redox reactions…

Q: 26. Given: Al³+ + 3e → Al(s), Fe +2e → Fe(s), Calculate AG' for the reaction(in kJ/mol reaction):…

A:

Q: Assuming an efficiency of 49.10%,49.10%, calculate the actual yield of magnesium nitrate formed from…

A: Mg + Cu(NO3)2 -----> Mg(NO3)2 + Cu Percent yield = 49.10 % Excess reactant: Copper (II) nitrate,…

Q: Given the data below, the E0cell = 0.30 V for the reaction: Cr(s) + 3Fe3+(aq) → 3Fe2+(aq) +…

A: Explanation given as follows