what minimum tube voltage is required to excite the kbeta and l'beta series of lines for rubidium

Q: The specifications for a lead storage battery include delivery of steady 1.5 A of current for 15 h.…

A:

Q: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A: Given: Current = 7.33 A Time passed = 10 hour Power = 0.2229 KWh. Current efficiency = 81 %

Q: What does the Nernst equation allow?

A: Nernst equation is given by, Ecell=Ecell0-0.0591nlogQ

Q: Give example of sacrificial anodes and noble coating, define the two and give practical application

A: A question based on electrochemistry, which is to be accomplished.

Q: TIaw may moles Of cu (5) Can e formed It a 20 hr urint Of 3,00 Amp runs for W/ Suffieient voltage…

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Q: LECTROCHEMISTRY: Copper was electroplated from a CuzSo4 solution onto an electrode with an active…

A:

Q: (a) . Draw and discuss the current vs. potential relationship for the reduction of metal ion in…

A: To reduce migration current  supporting electrolyte is used

Q: ELECTROCHEMISTRY: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited…

A: Given: Current = 5.72 A Time passed = 8 hour Power = 0.2293 KWh. Current efficiency = 91 %

Q: ELECTROCHEMISTRY: Copper was electroplated from a Cu2sO4 solution onto an electrode with an active…

A:

Q: Would you please answer this accordingly in the question as it mentioned?  D) Finally show how an…

A: As per the Bartley expert guidelines, I am not allowed to attach references. So, unable to solve  E…

Q: The _____ in a _____ voltammogram is related to the ____  a.  limiting current, cyclic,…

A: Voltammogram is generally obtained from voltammetry which is an electrochemical measurement. A…

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: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A: Electrical energy=0.1145 kWh

Q: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A: Formula of energy=Vit

Q: ELECTROCHEMISTRY: Copper was electroplated from a CuzsoA solution onto an electrode with an active…

A:

Q: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A: Answer: Since, current efficiency given is 93%, therefore actual current passed…

Q: 6. Upon operation of the hollow cathode lamp at high current the intensity of the produced beam…

A: The operation of the hollow cathode lamp is in the following fashion: i) The positively charged…

Q: Is the Ag-Ag electrode has the highest voltage (0.408 V) among the three? If so, what is the reason…

A: The factors which affect the  voltage are : 1. Surface area 2. Concentration 3. Temperature But…

Q: Discuss design features of Standard Hydrogen Electrode (SHE). Using suitable diagram explain how SHE…

A:

Q: Explain why Anodic Stripping Voltammetry (ASV) is considered superior over analytical techniques in…

A: Anodic stripping voltammetry is one of the most common analytical techniques for determination of…

Q: A current of 0.045 A rag meagund for the Lu /Zn cell prepaned In beconels, Caleulate how long it…

A: Given, Magnitude of current = 0.045 A Mass of copper deposited = 1g Molar  mass of copper = 63.646…

Q: Quinhydrone electrode is easily set up by simply immersing iron strip in a saturated solution of…

A: The given statement should be identified as true or false.

Q: We apply a voltage of 10 V to Fcc an aluminum wire 2 mm diameter and 20 m long , if 10 % of the…

A: Drift velocity of the electrons is the average velocity obtained by the electrons in the material in…

Q: Using the information provided below, rank the expected corrosion severity of mild steel in these…

A:

Q: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A: Electrical energy consumed = 0.2018 kWh.

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: ELECTROCHEMISTRY: Copper was electroplated from a Cu2sO4 solution onto an electrode with an active…

A: Given: Surface are of the plate = 7.17 cm2  Density of copper = 8.96 g/cm3  Current passed = 3.42 A…

Q: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A:

Q: In a copper lamp used in Flame Atomic Absorption Spectroscipy, the copper metal inisde is the…

A:

Q: Lead was determined polarographically at the dropping mercury electrode by measurements in 1 M HNO3.…

A: Determine the concentration of lead in the unknown solution and its standard deviation. As per the…

Q: Calculate the required voltage (V) if an unknown metal (M) was electrodeposited from an aqueous…

A: Given: Current = 6.2 A Time passed = 11 hour Power = 0.2406 KWh. Current efficiency = 96 %

Q: (a) the concentration gradient of hydrogen and (b) the flux of hydrogen through the foil.

A:

Q: Write the applications of the glass electrode. (Please write it correctly and concisely.

A: Applying concept of glass electrode.

Q: Discuss how the hollow cathode lamp can increase AAS selectivity.

A: Given : AAS selectivity  To find : Hollow cathode lamp can increase the AAS selectivity Solution :…

Q: LECTROCHEMISTRY: Copper was electroplated from a Cu,s04 solution onto an electrode with an active…

A: Given : We have to calculate the thickness .

Q: Zn(s) + Cd2+(aq) → Zn2*(aq) + Cd(s) (E°cell = 0.36V) operating at 304.895 K. If Ecell = 0.413 V and…

A: The chemical equation:

Q: Suggest possible reasons for the difference between the experimental and calculated voltages.

A: The quantitative expression that shows potential difference in the charge between the two points in…

Q: Identify and label the parts (in square) of a typical electrolysis model. 17 11 16 12 15 13 14

A:

Q: Copper was electroplated from a Cu2SO4 solution onto an electrode with an active surface area of…

A: Given, Surface area = 6.96 cm2 Current = 3.55 A Time = 1.0266 hours Density of Cu = 8.96 g / cm3 MW…

Q: the overall reaction and standard cell potential at 25 degress celsius for the rechargeable Ni-Cd…

A: At anode- OXIDATION HALF REACTION Cd(s) + 2OH-(aq) --------> Cd(OH)2(s) + 2e-…

Q: A glass electrode is universally used because it is simple to operate and it is not easily poisoned.

A: Glass electrode is a type of electrode, i.e. made up off dopped glass membrane and coated the silver…

Q: The diffusion limiting current (Is) at a dropping mercury electrode for an aqueous Mg(II) solution…

A: The limiting current also known as the diffusion current at dropping Hg electrode for an aqueous Mg…

Q: Detailed solution for standard cell potential with RHR and OHR

A:

Q: For the VO2+/V3+ system in acid, calculate the concentration of V3+ at pH=3 if the potential…

A: Chemical reaction VO2+ + 2H+ + 1e-   ------>  V3+ + H2O   Concentration of VO2+ = 0.0625M pH = 3…

Q: What is the difference between faradaic and charging current?

A:

Q: By convention, the standard hydrogen electrode (SHE) is assigned a voltage of V.

A: Standard hydrogen electrod is a setup used to determine potential of other cells. It is also called…

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.