Explain the working of the Load cell with a neat diagram.

Q: An iron object is plated with a coating of cobalt to protectagainst corrosion. Does the cobalt…

A: No the cobalt cannot protect iron by cathodic protection.

Q: When connect between cupper and iron strips the state of corrosion is very rusty. O slightly rusty.…

A: Among iron and copper, iron has less standard reduction potential than copper, due to which copper…

Q: Explain how can we prevent the surface oxidation of copper without excessive coating?

A: When metals are placed in open area their surface get oxidized. This reduces the life of metals. To…

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: When connect between cupper and iron strips the state of corrosion is. O slightly rusty. O very…

A: A multiple choice question based on corrosion that is to be accomplished.

Q: Consider the following galvanic cell:     E° (V) U3+  +  3 e−   →   U(s) −1.642 In3+  +  2e−…

A: The electrode reactions given are  U3+ + 3 e− → U(s), E° = –1.642 V In3+ + 2e− → In+, E° = –0.444 V…

Q: The process of releasing metal atom from the cathode surface in hollow cathode lamp is called a.…

A: Hollow cathode lamp contain a cathode of the analyte element and an anode are filled with a noble…

Q: Write a balanced equation for the half-reaction that takes place at the cathade. Write a balanced…

A: The expression of E0cell is shown below: E0cell = E0cathode – E0anode

Q: c) d) Write the cell notation for the above cell. Determine the predicted standard state initial…

A: At anode oxidation occur and at cathode reduction occur

Q: A zinc bar weighing 3000g is attached to a buried iron pipe to protect the pipe from corrosion. An…

A:

Q: Metals cannot be deposited using the anode deposition method.

A:

Q: *.There are main methods for protection metals from corrosion *... Seven. Four. Two. O

A: Methods of protection of metals from corrosion.

Q: Calculate mass of copper deposited if a 0.4A cell operates in a CuSO4 for 3 mins

A:

Q: b.What happens to the structure of the nail when it is bent? How is this related to corrosion

A: b) When the nail is bent, corrosion will occur at the bent part of the nail. The structure of the…

Q: a). Briefly explain the galvanizing process with a neat diagram. b). Write the applications of…

A: Prevention of corrosion is an important way of conserving our natural resources of energy and…

Q: A current of 3.22 A is passed through a Ni(NO,), solution. How long, in hours, would this current…

A: We have to calculate the time required.

Q: What are the diagnostic criteria in Cyclic Voltammetry

A:

Q: Write the overall reaction that occurs during use (discharging) of nickel-cadmium cell. Is it a…

A: An electrolytic cell is an electrochemical cell that in which oxidation and reduction reactions take…

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: Write a balanced equation for the half-reaction that takes place at the cathode. Write a balanced…

A:

Q: Galvanic Ecell vut s Anode Reduction potrntial Voits Cathode (u/s) -Znrs): Fecss- Zncoi

A: 1) Cu-Zn                    Cell Reaction : Zn(s)+Cu2+(1.0 M)→Zn2+(1.0 M)+Cu(s)…

Q: .required components in an electrochemical corrosion cell . Two. Four. O Three. O

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Q: By using the information in the ALEKS Data tab, write a balanced equation describing a half reaction…

A:

Q: d) lon flow e) Cathode-Anode f) Standard Cell voltage g) “+" and “_“ posts NilNiCl2…

A: The oxidation of Ni occurs to form Ni2+ while reduction occurs for Al3+ to form Al. The half cell…

Q: Shown in the picture is a voltaic cell. Circle on the half-cell where reduction takes place.

A: Shown in the picture is a voltaic cell. Circle on the half-cell where reduction takes place.,

Q: 0.535 o* + 4 e→ 6 H20 1.229 e e H2 + 2 OH" -0.828 -1.180 rons as e". Use the smallest integer…

A: In electrolysis,   Cation moves toward cathode and cation with higher reduction potential get…

Q: Nova was passed on a silver locket from her grandmother. The locket had a lot of chip marks upon…

A: The question is based on the concept of electrochemistry.   the electrode which has higher reduction…

Q: Electroplating is used for the following reason . A.) Covering the expensive metal with cheap metal…

A: Electroplating is a process in which  one thin and flate metallic layer is coated on metallic layer…

Q: The anode of an electrolytic cell must be connected to which terminal—positive or negative—of the…

A: Electrolytic cell: It is also known as electrochemical cell where the reduction or oxidation…

Q: ). Briefly explain the galvanizing process with a neat diagram. b). Write the applications of…

A: Galvanisation or galvanization (or galvanizing as it is most commonly called) is the process of…

Q: is a high-pressure cell homogenizer used for generating cell lysate.

A:

Q: A standard galvanic cell is constructed with Cr3+ | Cr2+ and Mg2+ | Mg half cell compartments…

A:

Q: n the process of electroplating, anions are reduced at the anode and be deposited on the cathode as…

A: Electroplating is a process of creating a metal layer on solid species by using the concept of…

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: An object with a surface area of 85.5 cm? is to be plated with nickel. A current of 7.95 A is…

A: This question is based on the Faradays second law of electricity. It states that the number of…

Q: The process of galvanising is used for corrosion prevention. An alloy that is more than the…

A:

Q: overall reaction in an electrochemical cell i

A:

Q: Set up Nemst equation for the standard dry cell. Using this equation show that the voltage of a dry…

A: Dry cell or Leclanche cell consists of a zinc container which acts as anode and graphite rod acts as…

Q: In a reducing condition, the redox potential (pe) is negative. True False

A: Concept:- Any system or environment that accepts electrons (reducing condition) from a normal…

Q: C. To work better as a sacrificial anode, an alloy can potentially be created to have a more / […

A: Since the alloy is serving as an anode. Hence it means the alloy will have more tendency to get…

Q: A standard galvanic cell is constructed with I2|I- and Mg2+|Mg half cell compartments connected by a…

A:

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: How many grams of Silver can be deposited from the electrolysis of 30g AgCl?

A: Given  Mass of AgCl = 30 g  Process = electrolysis  Mass of Ag deposit = To be determined

Q: at the cathode during discharge?

A:

Q: object with a surface area of 24.1 cm224.1 cm2 is to be plated with nickel. A current of 7.93 A7.93…

A: The total volume covered by Nickel=surface area×thickness of Nickel layer=24.1 cm2×9.71×10-3cm0.234…

Q: A standard galvanic cell is constructed with CdCd and Zn2"|Zn half cell compartments connected by a…

A: Correct statements  The cathode compartment is the Cd2+/Cd compartment.  In the external circuit,…

Q: Balance the redox reaction below:

A: We have been given redox reaction which needs to be balanced  MnO4- + S2-  → Mn2+  + S0    (acidic…

Q: (a) Name the method used for removing gangue from sulphide ores. (b) How is wrought iron different…

A: The method used for removing gangue from sulphide ores has to be given.