For a nitrate ion selective electrode, the selectivity factor for nitrite over nitrate is 0.062 and that for nitrate over perchlorate is 990. What is the percent error in the measurement of a 1.50 mM nitrate solution in the presence of each interfering ion at a concentration of 0.10 mM? Please answer very soon will give rating surely Complete Answer needed

Q: What would the potential of a standard hydrogen electrode (S.H.E.) be under the given conditions?…

A:

Q: 6. The corrosion rate of iron in deaerated HCl of pH = 3 is 3.0 gmd. Calculate the corrosion…

A: The objective is to calculate the corrosion potential of iron in this acid solution compared to a…

Q: Calculate the standard potential of Ni*/Ni electrode, if the cell potential of the cell…

A: Cell reaction:

Q: wing questions i) The nitrous acid is responsible for the passivation of iron in nitric acid. ( )…

A: Nitrous acid is HNO2, formed when HCL reacts with HNO3.  Also, as per bartleby expert guidelines, I…

Q: If the electrode bias voltage is 0 volts, what would the output be given that it is a Clark oxygen…

A: In this question we have to explain what is the output be given in a Clark oxygen electrode if the…

Q: vny is there no counter electrode in otentiometric titration of Fe(II)

A: Potentiometric Titration principle of Potentiometry Principle. When the pair of electrodes are…

Q: An electrode is called an active electrode when? Select the correct answer below: it does…

A:

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: To calculate the potential ( E ) for the (Fe3+/Fe2+) electrode when the concentration of (Fe3+) is…

Q: Part C. -log [Cu2*], pCu Ecell (V) measured Ecell (V) theoretical Half-Cell Half-Cell Zn?+/Zn 0.1 M…

A:

Q: Fe2+ solution   Al3+ solution   CuSo4 solution     Experimental Theoretical Experimental…

A: Given: Various cell combination1) Fe electrode and Al3+ solution.2)Fe electrode and Cu2+…

Q: 2. A sample of 25 mL prepared for an electrolysis experiment has a zinc concentration of…

A: Molarity = 2 ×10-8 M. Volume = 25 ×10-3 L. No of moles = M × V                       = 2 ×10-8 × 25…

Q: Given the following electrode systems and their electrode potentials Ca" +2e - Ca(s) É -- 2.87V Fein…

A: (i) Cr2O7-2 , I2 , Fe+2 ,Ca+2  More is the E° value more is the oxidising strength.    (ii) when…

Q: lithium ion-selective electrode gave the potentials given below for the following standard solutions…

A: Solution -

Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

A:

Q: . which is generally not a component of a potentiometric measurement? voltmeter salt bridge…

A: The objective of the question is to identify the component that is generally not a part of a…

Q: A pH meter is calibrated using a pH 4.00 buffer with 174.48 mV, pH 7.00 with 0 mV and pH 10.0 buffer…

A: Given data: pH  E (mV) 4 174.48 7 0 10 -174.48 To determine: The Molar concentration of…

Q: Please correct answer and don't use hand rating

A: I can clearly see the information provided for parts 5 and 6. Let's proceed with the…

Q: 5 Label the components of a glass pH combination electrode. (-) (+) to pH meter 20 Answer Bank glass…

A: Glass pH combination electrode is used to determine the potential difference between the two layer…

Q: a) Potentiometric techniques require the usage of different reference electrodes. One of such…

A: As per Bartleby Guidelines we can answer the first question with three subparts. Although I am…

Q: When pH = 7, p(O2) = 100 kPa,   //check picture //  calculate the electrode potential in…

A:

Q: Calculate E Cell at 349 K (without activity) for Pt|H2 (1.0 atm)|HA (0.2 m),H*),KCI…

A: Ka of weak acid is given as 5x10-6.pH is determined as follows,

Q: The K* concentration of a solution was determined by measurement with a potassium ion- selective…

A: In electrochemistry, the Nernst equation is an equation that relates the reduction potential of an…

Q: Write the answer of the following questions: 1. What are the methods of determining the Corrosion…

A: Two questions based on corrosion. Methods of determining the corrosion rate is to be answered for…

Q: by drawing, the interaction of the electrode for the following reference electrodes: 1=silver-Silver…

A: Given: Electrodes: Silver-Silver chloride Calomel electrode

Q: Based on the following data for a Ca2+ ion-selective electrode, determine the slope (S) for the…

A: Given: At Ca2+ concentration of 10 ppm                Voltage =  -61. 0 V At Ca2+ concentration of…

Q: What types of electrodes are used in potentiometric measurements? Select all that apply.…

A:

Q: Please help me with exercise 3 thank u!

A: The fraction of the resultant amount of current in ampere which is carried through an electrolyte is…

Q: Please balance the redox reaction in basic solution.AlH4-+H2CO+A13++CH3O H

A: Answer:

Q: The Electrode potential of a cell with Cu/Cu2+ (1M) and Zn/Zn2+(1M) in voltage is... (write answer…

A: Given that,  Concentration of Zn2+ = 1M  Concentration of Cu2+ = 1M  Zn metal is more reactive than…

Q: A Zn wire and Ag/AgCl reference electrode saturated with KCI (E = 0.197 V) are placed into a…

A:

Q: A calcium ion selective electrode (ISE) is being developed and tested for the selectivity of the…

A: For an ion-selective electrode with interfering ions, the measured potential is given as:

Q: What would the potential of a standard hydrogen electrode (S.H.E.) be under the following…

A: Answer:Here, n is equal to number of electrons gained by the specie in the balanced cell reaction.

Q: grams of Ag would be deposited by supplying an electric current of 0.50 A for 30 min

A:

Q: If the Cl- concentration outside of cells is 1000 mM and inside of cells is 100 mM, what would the…

A: Interpretation -  To determine the equilibrium potential of Cl- when Cl- concentration outside of…

Q: A zinc electrode is corroding at a rate of 60 mdd. The concentration of zinc ions is 0.002 at 25°C.…

A: The aim of this question is to explain the zinc electrode corrodes and it have different parameters…

Q: Calculate the hydrogen overpotential of an iron electrode and the corrosion current of iron for pH…

A: As per the expression shown below, the corrosion current can be determined. Here,  is the over…

Q: The major Interferences for SCN" solid state ion-selective electrode made of AGSCN are in ascending…

A: The major interferences for SCN- solid ion -selective electrode made of AgSCN are in ascending order…

Q: The redox titration we did in lab used 0.010 M Cr2072¯ to titrate 0.060 M and 20 mL Fe2+ The…

A: In redox titrations, addition of titrant alters the concentrations of reduced and oxidised form of…

Q: current flow to obtain this deposit? mium would be deposited in a sim- 0.100 M Cr³+ if the same…

A: (a) Since the reaction for conversion of Ag+ to Ag is given by  Ag+ + e- ----> Ag  Hence moles of…

Q: can you explain why the total number of moles has to be calculated? And how do you know that Br- is…

A: The total number of moles of the species involved in the redox reaction has to be calculated to…

Q: Select which is true in potentiometry reference electrode is usually the SHE. cell potential is…

A: 1) Reference electrode is usually SHE (Standard hydrogen electrode) is false statement because there…

Q: A pH meter is calibrated using a pH 4.00 buffer with 174.48 mV, pH 7.00 with 0 mV and pH 10.0 buffer…

A: To calculate the molar concentration of Ba(OH)2 solution.

Q: Which potential is the resultant of two potentials that develop at the surfaces of a glass membrane…

A: Junction potential develops at the surface of a glass membrane electrode when there is a difference…

Q: 1. Cd/Cd2"(0.1м) //Zn2* (0.1M)/Zn 2. Cu/Cu* (0.2м)// Ca2* (0.2M)/cd

A:

Q: Calculate the potential of a platinum electrode in contact with a solution containing 0.1 M VO2* 0.1…

A:

Q: When measured with a F ion-selective electrode with a Nernstian response at 25 °C, the potential due…

A: The answer is: The concentration of F- in ground water is 0.212 mg/L. The detailed calculation is…