A.________ describes the use of electricity to drive B.________ chemical reactions. Possible Solutions for part A: discharging, electrolysis, corrosion, electrochemistry Possible Solitions for part B: Spontaneous, nonspontaneous,

Q: a) Explain the construction and working principle of polymer electrolyte membrane fuel cell b)…

A: Introduction- Proton-exchange membrane fuel cells (PEMFC), also known as polymer electrolyte…

Q: Why do batteries go dead, but fuel cells do not?

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Q: If you wish to reuse a discharged common dry cell, what is the best possible method to do it?…

A: A question based on electrochemical cells that is to be accomplished.

Q: Given the data below: ??2?7 (??)^2− + 14 ?^+ + 6 ?^− → ??(??)^3+ + 7 ?2?(?) ?°??? = 1.33 ? ??(??)^2+…

A: Reactions are: Cr2O72− + 14H++ 6e– → 2Cr3+ + 7H2O  Ered∘=1.33V Cu2+ + 2e- → Cu  Ered∘=0.34V

Q: +. +. D(3147) Caught Dislocat 404-File or directory not f OWLV2 | Online teaching an…

A:

Q: List some things that are typically considered when selecting a battery for a new application.

A: INTRODUCTION: Battery consists of two or more electrochemical cells in which chemical energy…

Q: Lithium ion batteries are not used for long term storage of energy. Why do you think that is? Choose…

A:

Q: 3. The product of ampere and second is equal to the number of A. coulombs present B. electrons…

A: Since you have posted multiple questions, we will solve only first question for you. If you want any…

Q: Labeled unbalanced half reactions Mole balance solution Charge balance solution • Simplifying…

A: The given redox reaction is : Zn(s)  +  NO3-(aq)  → NH4+(aq)  +  Zn2+(aq)

Q: You have four bottles containing substances in front of you.  Cu2+ (1M) that was made from Cu(NO3)2…

A: A galvanic cell or voltaic cell, is an electrochemical cell that derives electrical energy from…

Q: L; this is possible because Determine which will best complete this: A secondary cell is one which O…

A: Primary and secondary cells convert chemical energy into electrical energy. In these cells the free…

Q: Galvanic cell studied component

A: The galvanic cell is an electrochemical cell that generates electrical energy y the use of chemical…

Q: Anodic protection method can be .35 :used to protect----- from corrosion A. Active metals B.…

A: Anodic protection (AP) is a technique to control the corrosion of a metal surface by making it the…

Q: Write a brief summary on "Green Inhibitors for corrosion of metals"

A: A brief summary on "Green Inhibitors for corrosion of metals", it is to be written. The corrosion is…

Q: Conclude things you learned or main points to take note of in the Labster Simulation Redox Reaction:…

A: Answer - Redox is a type of chemical reaction in which the oxidation states of atoms are changed.…

Q: The mass of zinc found on each nail can then be used to determine how much it should cost to…

A: Galvanization refers to coating of zinc on the other metal surface. It is done, usually to protect…

Q: How can you predict what half reactions are most likely to occur in an electrolysis experiment?

A: Solution Electrolysis, method by that electrical phenomenon is saw a substance to impact a chemical…

Q: Electrolytic Reduction of Cu2+ to Cu on the Surface of a Coin initial mass of coin: 5.6917 g…

A: Given: The initial mass of coin=5.6917 g The final mass of coin=5.7553 g    Coulombs…

Q: 13. What is the difference between a primary cell and a secondary cell? Which type of cell would you…

A: Types of cells:

Q: 5. Write a small note on cathodic protection. 6. Write a small note on anodic protection. 7. What is…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: balance this redox reaction:

A: Unbalanced equation is

Q: What are the factors that affect the overall performance of a wet cell? Dry cell?

A: Factors such as overcharging, long-time use, and heat affect the overall performance of a wet cell.

Q: design a voltaic cell that incorprates the two half reactions and label flow of electrons and ions…

A: A voltaic cell is an electrochemical cell that uses a chemical reaction to produce electrical…

Q: What would the voltammogram for an irreversible reduction reaction look like?

A: In a cyclic voltammogram, the reversible reactions proceeds through electron transfer rate (at all…

Q: If a voltaic cell reaction is writt

A: Galvanic cell (or) Voltaic cell (or) electrochemicl cell :  The cell in which chemical reaction…

Q: Galvanized nals are iron nails that have been plated with zine to prevent rusting. The relevant…

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Q: 17. What volume, in milliliters, of a 2.5% (m/v) KOH solution can be prepared by diluting 50 mL of a…

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Q: ****THIS IS ONE FULL QUESTION WITH SUBPARTS AND NOT GRADED**** Link:…

A: Three questions based on electrolytic cell, which is to be accomplished.

Q: 5. Consider the following under acidic conditions: Cu(s) + MnO4¹(aq) → Mn²+ + Cu²+ vii Is this…

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Q: 1) How many liters of cane juice is needed to supply 5g sucrose if cane juice contains 12% sucrose…

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

Q: a. What is the meaning of corrosion? b. How many types of corrosion can metal be found? (5 types…

A: a) A process of conversion of refined metal into its stabler metal oxides, hydroxide, or sulfide is…

Q: The partial pressure in atm required for half-cells that generate or consume gas for its standard…

A: Electroanalytical chemistry is a branch of analytical chemistry which pressurizes on the…

Q: You were asked to record observations before, during and at the end of the experiment. Below are a…

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Q: find three cases where corrosion was the cause of some sort of failure or malfunction of a device or…

A: Corrosion is process, which involves the conversion of metal to most stable form of the compound…

Q: Using Cell Notation and in not more than 2 lines, describe how to make a battery at home from plant…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: A learner claims that iron and copper can be used to make a voltaic cell but not an elec- trolytic…

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Q: In voltaic cells, the purpose of the salt bridge ---- O is tightly plugged with firm agar cell to…

A: Voltaic cell are the cells which converts chemical energy into electrical energy.

Q: List 3 techniques for protection against corrosion

A: Corrosion can be defined as the deterioration of a metal as a result of chemical reactions between…

Q: Many mechanics recommend a protective oil layer be applied to your car before the winter season.…

A: Corrosion Rusting Corrosion is the process of deterioration of substance due to chemical,…

Q: Labeled unbalanced half reactions Mole balance solution Charge balance solution Simplifying…

A: Given, Reaction : As(s) + NO3-(aq) → As2O5(s) +NO(g)

Q: Which expression(s) are incorrectly defined? I- Ohmic potential is the voltage that overcomes its…

A: The concentration polarization effects are covered in the term itself.

Q: How do batteries generally work? If mercury batteries are so long lasting and efficient, then why…

A: working of battery are based on  spontaneous and non- spontaneous process , there are two types cell…

Q: On the diagram of the filter paper below, create a particulate representation for CuCro4 after…

A: Two questions based on general chemistry that are to be accomplished.

Q: Reduction takes place at the cathode.   Select one: True False

A: The addition of electron is called reduction where as removal of electron is oxidation .

Q: 1. Introduction to Electrochemistry a. What are the two ways where chemical reactions and…

A:

Q: Did adding salt have any effect on corrosion? Why or why not?  B.) What are the effects of external…

A: Solution- (a), yes adding salt effects on corrosion, because salt generally increase the rate of…

Q: Explain 8 points on environmental effects on materials through corrosion

A: corrosion is the process of decay on a material caused by a chemical reaction with its environment.…