Use the information in the ALEKS Data tab to sort the following chemical species by oxidizing power. species oxidizing power AI (aq) choose one v 2+ Zn (ag) choose onev Ca (ag) choose one v Na (aq) choose one v
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A: Solution -
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Q: (19) Consider the following redox reaction that occurs in a voltaic cell: Cr2+ (aq) + Cu²+ (aq) →…
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A: Given : Current passed = 0.25 A And time = 1 min F=96500 C/mol
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- Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous solution containing M2X1 (where X is the anion) with a supplied current of 4.98 A for 11 h, consuming 0.1145 kWh of electrical energy. Assume that the current efficiency is 93%. (Input values only with 2 decimal places. Do not include the unit.)Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous solution containing M2X2 (where X is the anion) with a supplied current of 5.08 A for 13 h, and consumes 0.2328 kWh of electrical energy. Assume that the current efficiency is 93%. Input values only with 2 decimal places. Do not include the unit.Give Reason? (i) Why is a high supporting electrolyte concentration used in most electroanalyticalprocedures?(ii) Why is the reference electrode placed near the working electrode in a threeelectrode cell?
- It is desired to assemble a concentration cell with a potential of 120 mV withtwo Zn(s) electrodes immersed, each one, in a ZnSO4 solution. What should be theratio between Zn2+ activities in the two electrodes to reach the desired potential?Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous solution containing M2X1 (where X is the anion) with a supplied current of 4.98 A for 11 h, consuming 0.1145 kWh of electrical energy. Assume that the current efficiency is 93%. (Input values only with 2 decimal placesThank you very much, Would you please answer this accordingly in the question as it mentioned? D) Finally show how an understanding of limiting reagents in the process of electrolysis of brine solution is important in optimizing this process. E) provide at least Two reference URL legitimate sources
- What is the Electrolysis of the brine solution Production in a chemical Industrial Process? A) Explain what is produced, B) What chemical reaction(s) are involved. C) Why this process/product is important? D) Finally show how an understanding of limiting reagents in the process of electrolysis of brine solution is important in optimizing this process. E) provide at least Two reference URL legitimate sources Note; Please explain clearly, With a full sentence free of plagiarism.Why it is necessary to platinize the electrodes of a conductivity cellbefore it is used for conductance measurement?Angeline performed an experiment on vitamin C content. She purchased bell peppers of different colours from local wet market. Bell pepper samples were cut, blended and homogenized with a fixed portion of water. Subsequently, coulometric titration was performed using iodine under constant current of 60 mA. In one of the experiment replicate,starch end point was achieved after 18 minutes. Suppose that bell pepper sample recorded initial mass of 115 g, deduce it’s vitamin C (176 g/mol) content in percentage. (F = 96500C)
- Upon the electrolysis of the dilute solution of ferrous sulfate using platinum electrodes. it was found that the amount of Fe in the anodic solution was 0.52g and 0.5g before and after the process. Also, 0.08g of Ag was deposited in a silver coulometer placed in series. Compute for the transport number of iron and sulfate ions.In an experiment to check chemical balance, measurements of electrical conductivity (κ) were made of acid solutions in different concentrations, as shown in the table below. From these data, show that the acetic acid dissociation equilibrium constant is really a constant, that is, it has the same value for any acetic acid solution at a given temperature. The data were collected at 25 oC. The limit molar conductance of the acetic acid solution is Λ0 = 390.71 Ω^-1*cm^2 / mol. Suggestion: calculate the molar conductance (Λm = 1000 κ / c) for each concentration and then use Ostwald's Dilution Law Molarity c (mol / L) Conductivity κ (Ω^-1*cm^-1) 0.010 1.5590 x 10^-4 0.05 3.5939 x 10^-4 0.1 5.0610 x 10^-4 ANSWER: values close to 1.7 x 10^-5 I need the calculations to show how to obtain this value