Need help with Which metal is more “active” Zn or Fe? 3. A student constructs a galvanic cell that has a strip of iron metal immersed in a solution of0.1M Fe(NO3)2 as one half-cell and a strip of zinc metal immersed in a solution of 0.1M Zn(NO3)aas the other half-cell. The measured cell potential is less than zero when the positive teminal ofthe voltmeter is attached to the zinc strip and the negative terminal is attached to the iron strip.Which half-cell is the anode (Fe or Zn)?Which half-cell is the cathode?radeDo the electrons flow from Zn to Fe or Fe to Zn?Which metal is more "active" Zn or Fe?

According to activity series of metals, different metals are arranged according to their decreasing…

Answered: Need help with Which metal is more…

Science

Chemistry

Need help with Which metal is more “active” Zn or Fe?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter18: Electrochemistry

Section: Chapter Questions

Problem 136CWP: An electrochemical cell consists of a silver metal electrode immersed in a solution with [Ag+] =...

See similar textbooks

Related questions

Q: Q13) The poison strychnine is a weak base with Kb = 1.8 x 10-6. What will be the equilibrium pH of…

Q: Why is there more inversion than retention of configuration in SN1 reaction? A. The carbocation…

A: There is more inversion than retention of configuration in SN1 reaction because:

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

Q: 2. Sodium nitrate decomposes into sodium nitrite and oxygen gas with heat. When 0.123 g of sodium…

Q: what philosophy you believe, the atomism or the natural elements? Why?

A: Atomism Is a philosophical concept. It propose that physical univers is composed of invisible…

Q: mass m = 0.056 kg of benzene vapor at its boiling point of 80.1 °C is to be condensed by mixing the…

Q: a) Briefly describe what chemical reaction occurs when an acid chloride reacts with an amine. b) In…

A: In this question, we have to explain the chemical reaction occurs when an acid chloride reacts with…

Q: Provide a synthetic pathway for the following transformation and draw intermediate structures. The…

A: Decarboxylation occur when carbanion is stabilized after leaving CO2....

Q: OH SH C,H5 CH3 O CH2 O CH2 O CH, O но H НN—CH——NH—СH—С-NH—СH—С- NH-ĊH– –NH- CH–Ö -NH CH-Ö Part A…

A: The amino acids undergo dehydration reaction to form a peptide bond. The peptide bond is an amide…

Q: how many milliliters of an aqueous solution of 0.124 M barium hydroxide is needed to obtain 12.7…

A: Given, Mass of barium hydroxide salt = 12.7 g Concentration of barium hydroxide solution = 0.124 M =…

Q: The specific heat of liquid mercury is 0.140 J g C-1. How many joules of heat are needed to raise…

A: Given, Specific heat capacity of liquid Mercury (Cp) = 0.140 J/g.°C Mass of Mercury (m) = 16.94 g…

Q: What are the contraindications of norepinephrine as a drug?

A: Norepinephrine is used to treat low blood pressure (hypotension) by raising blood pressure in…

Q: Please fill in blanks as shown on problem!!

Q: Which compounds are bases in aqueous solution according to Brønsted-Lowry theory? NH, H H…

A: Bronsted-Lowry base - species that accepts proton is Bronsted-Lowry base.

Q: Draw the structures and give the systematic names of the products below. (Show alcolate For each) 1)…

Q: antioxidants

A: Antioxidant

Q: 16 Draw the structures of Compound 16a and 16b, clearly indicate your assignments of all proton…

A: The molecular formula of the organic compound 16 a is C8H6O2. The molecular formula of the organic…

Q: Consider the balanced chemical reaction shown below. 2 CHg(a) + 9 020) - 6 CO,(0) + 6 H20() In a…

Q: 2. H,O' workag HKI cat. NalOAch (-H0) reagens) R reapenis)S structure T structure U 1. CHI structure…

A: Let us discuss both the reactions.

Q: The pH of a saturated soloution of magnesium hydroxide, Mg(OH)2, (milk of magnesia) was found to be…

A: We have to predict the Ksp of salt.

Q: Indicate whether energy is emitted or absorbed when the following electronic transitions occur in…

Q: In a damp climate, sodium sulfide has a strong “rot- ten egg" smell, characteristic of hydrogen…

A: Hydrogen sulphide is a colourless, flammable, extremely hazardous gas with a “rot- ten egg” smell.

Q: Consider the following reaction at 298K. Hg2+ (aq) + H2 (g) → Hg (1) + 2 H* (aq) Which of the…

A: We have to predict the correct statement

Q: Part A Gases move faster at higher temperatures. O at a higher temperature, the number and force of…

Q: Draw 2 possible structures of alcohols that could produce the following alkene upon El acid…

A: GIVEN :-

Q: Consider these reactions: Reaction 1: H2 (9) + Cl2 (g) → 2HC1(g) AH = –184.6 kJ Reaction 2: 20F2 (g)…

A: Given that, H2(g) + Cl2(g)------->2HCl(g) ∆H=-184.6kJ Calculate mass of chlorine gas to…

Q: For each of the following sets of ionic substances, arrange the members in order of increasing…

A: Lattice energy is defined as the amount of energy required to a mole of solid ionic compound to its…

Q: 1. Balance the following Chemical Reactions: CH-CH0-Co :0- CH3C1+ 02= CO2+ H2O+! Cl2 H2O+ CO2=>…

A: Balance the following equation...

Q: Give the equation for the quantum yield for the path that has T2, @2: (Use the following as…

A: To determine: Equation for the quantum yield for the path Γ2

Q: Describe in detail the N-F bond in terms of the relevant electronegativities and polarities

A: Relevant electronegativities and polarities of N-F bond

Q: 4. What are the differences between covalent and ionic bonds? With examples of them. 5. What can be…

A: Question 4 - - > The covalent bond is formed between the two atoms by sharing of the electrons…

Q: 15. 1) Make a table showing the physical properties (molecular mass, m.p or b.p., solubility,…

Q: Match the correct formula to the correct term. Molarity A. grams solute /grams solution* 100 Percent…

A: Match the following--

Q: Question 21 To analyze the amount of dissolved oxygen in a water sample, the oxygen is reacted with…

A: In titration analysis we do titration which is process of chemical analysis in which the quantity…

Q: 4. What is the conjugate acid of each of the following compounds: (a) SO, (b) (CH3)2NH (c) HPO,2-…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: calculate the concentration of free Zn2+ in 0.020M Zn(EDTA)2 at pH 10.00

A: The solution of the question is given below:

Q: The solubility of nitrogen gas is 0.0190 g/L at 100 kPa and 25 C. At what pressure is the solubility…

A: Answer: 7631.58 kPa

Q: balance the following equation CH3Cl + O2 = CO2 + H2O + Cl2

A: The balance chemical reaction for the following equation = ? CH3Cl + O2 ----> CO2 + H2O + Cl2

Q: Which correctly shows the ionization of H2C2O4 in water? H2C2O4(aq) + 2 H2O(l) ⇌ 2 H3O+(aq) +…

A: Ionisation is a process in which a neutral atom is converted to its corresponding cations and…

Q: VII Write the name of organic compounds obtained from the following reactions. (1) reaction of…

Q: Consider the coordination complex [Cr(OH2)3CI3]Br3 What is the charge on the coordination complex?…

Q: For the aqueous AIF complex K= 6.92 x 10" at 25 °C. .3+ Suppose equal volumes of 0.0076M Al (NO,),…

Q: Draw a picture and determine the point group for EACH of the possible structural arrangements of…

A: The solution of the question is given below:

Q: H* Amine + Carbonyl group H20 NH2 II IV O II

A: Amine and carbony compound in presence of H+/H2O give the enamine as shown in question .Enamine can…

Q: MASS SPECTRUM 100 - Relative Intensities: 80 m/z 121- 100% m/z 194- 21% 60 m/z 195- 3% 40 20 0.0 0.0…

A: Please find the below attachment. If you do not want to rate please let it be. It will effect my…

Q: What is the mass of carbon present in 0.196 grams of propane (C3H8)?

Q: Aspirin can be prepared from salicylic acid (C7H6O3), which has a molar mass of 138.12 g/mol, and…

Q: Circle the electrophilic and nucleophilic atoms in each substitution reaction below. Provide the…

Q: Write the electron configuration for an aluminum cation with a charge of +2.

Q: Identify the species oxidized, the species reduced, the oxidizing agent and the reducing agent in…

A: The reaction given is,

Question

Need help with Which metal is more “active” Zn or Fe?

3. A student constructs a galvanic cell that has a strip of iron metal immersed in a solution of
0.1M Fe(NO3)2 as one half-cell and a strip of zinc metal immersed in a solution of 0.1M Zn(NO3)a
as the other half-cell. The measured cell potential is less than zero when the positive teminal of
the voltmeter is attached to the zinc strip and the negative terminal is attached to the iron strip.
Which half-cell is the anode (Fe or Zn)?
Which half-cell is the cathode?
rade
Do the electrons flow from Zn to Fe or Fe to Zn?
Which metal is more "active" Zn or Fe?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A half-cell that consists of a copper wire in a 1.00 M Cu(NO3)2 solution is connected by a salt bridge to a solution that is 1.00 M in both Pu3+ and Pu4+, and contains an inert metal electrode. The voltage of the cell is 0.642 V, with the copper as the negative electrode. (a) Write the half-reactions and the overall equation for the spontaneous chemical reaction. (b) Use the standard potential of the copper half-reaction, with the voltage of the cell, to calculate the standard reduction potential for the plutonium half-reaction.
An electrolysis experiment is performed to determine the value of the Faraday constant (number of coulombs per mole of electrons). In this experiment, 28.8 g of gold is plated out from a AuCN solution by running an electrolytic cell for two hours with a current of 2.00 A. What is the experimental value obtained for the Faraday Constant?
Calculate the cell potential of a cell operating with the following reaction at 25C, in which [MnO4] = 0.010 M, [Br] = 0.010 M. [Mn2] = 0.15 M, and [H] = 1.0 M. 2MNO4(aq)+10Br(aq)+16H+(aq)2MN2(aq)+5Br2(l)+8H2O(l)
For each reaction listed, determine its standard cell potential at 25 C and whether the reaction is spontaneous at standard conditions. (a) Mn(s)+Ni2+(aq)Mn2+(aq)+Ni(s) (b) 3Cu2+(aq)+2Al(s)2Al3+(aq)+3Cu(s) (c) Na(s)+LiNO3(aq)NaNO3(aq)+Li(s) (d) Ca(NO3)2(aq)+Ba(s)Ba(NO3)2(aq)+Ca(s)
Calculate the cell potential of a cell operating with the following reaction at 25C, in which [Cr2O32] = 0.020 M, [I] = 0.015 M, [Cr3+] = 0.40 M, and [H+] = 0.60 M. Cr2O72(aq)+6I(aq)+14H+(aq)2Cr3+(aq)+3I2(s)+7H2O(l)
An electrochemical cell consists of a silver metal electrode immersed in a solution with [Ag+] = 1.00 M separated by a porous disk from a compartment with a copper metal electrode immersed in a solution of 10.00 M NH3 that also contains 2.4 103 M Cu(NH3)42+. The equilibrium between Cu2+ and NH3 is: Cu2+(aq)+4NH3(aq)Cu(NH3)42+(aq)K=1.01013 and the two cell half-reactions are: Assuming Ag+ is reduced, what is the cell potential at 25C?
Given this reaction, its standard potential, and the standard half-cell potential of 0.34 V for the Cu2+ |Cu half-cell, calculate E° for the Fe(s)|Fe2+(aq) half-cell.