The following species all have different mobilities in solution. Select the one that would cause the smallest junction potential if used in a salt bridge with Rb+ (mobility = 7.92 x 10-8 m2/sV) NO3- (mobility = 7.41 x 10-8 m2/sV) I- (mobility = 7.96 x 10-8 m2/sV) Cl- (mobility = 7.91 x 10-8 m2/sV) Br- (mobility = 8.13 x 10-8 m2/sV)

The following species all have different mobilities in solution. Select the one that would cause the smallest junction potential if used in a salt bridge with Rb+ (mobility = 7.92 x 10-8 m2/sV) NO3- (mobility = 7.41 x 10-8 m2/sV) I- (mobility = 7.96 x 10-8 m2/sV) Cl- (mobility = 7.91 x 10-8 m2/sV) Br- (mobility = 8.13 x 10-8 m2/sV)

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter21: Potentiometry

Section: Chapter Questions

Problem 21.2QAP

See similar textbooks

Similar questions

Calculate the electrode potentials for the following systems: (a) Cr2O72-(5.00 10-3 M),Cr3+(2.50 10-2 M),H+ (0.100 M)|Pt (b) UO22+(0.100 M),U4+ (0.200 M),H+ (0.600 M)|Pt
For (a.) Al3+|Al, (b.) Cu2+|Cu, (c.) Li+|Li, (d.) Cd2+|Cd, (e.) Au3+|Au Given redox couples, determine the temperature at which the redox couples are in equilibrium considering under standard conditions: 25 °C 1 M concentration for each ion participating in the reaction The partial pressure of 1 atm for each gas that is part of the reaction
Solutions of three electrolytes have the same ionic strength and different dielectric constants as 4, 25 and 81 and expected temperature is 225 K, 256 K and 298 K. The corresponding relative magnitude of Debye-Huckel screening lengths of the three solutions are: (a) 60, 400 and 1377(b) 30, 80 and 155(c) 15/2, 16/5, and 17/9
Which of the following element won’t release hydrogen gas when coupled with SHE? [Reduction potentials for Ag+/Ag = +0.7996, Al3+/Al = -1.662, Pb2+/Pb = -0.1262, Sn2+/Sn = -0.1375, & Ni2+/Ni = -0.257]
Match each compound in the group on the left with thecompound on the right that is most likely to have the sameelectrical conductivity per mole in aqueous solution.(a) [Fe(OH2)5Cl]CO3 HCN(b) [Mn(OH2)6]Cl3 Fe2(SO4)3(c) [Zn(OH2)3(OH)]Cl] NaCl(d) [Fe(NH3)6]2(CO3)3 MgSO4(e) [Cr(NH3)3Br3] Na3PO4(f) K3[Fe(CN)6] GaCl3
Use standard reduction potentials to calculate the equilibrium constant for the reaction:Fe2+(aq) + H2(g) Fe(s) + 2H+(aq)Hint: Carry at least 5 significant figures during intermediate calculations to avoid round off error when taking the antilogarithm.Equilibrium constant: _____________G° for this reaction would be (greater/less) than zero.
The electrochemical technique where the potential applied to an electrochemical cell is kept constant and the concentration of the analyte is determined by measuring the current flowing through the cell is measured is known as…: voltammetry coulometry potentiometry amperometry electrogravimetry You can measure the amount of Sr(OH)2 in an aqueous solution by titrating the solution with a standardized solution of any if the following except… EDTAHClHC2H3O2KMnO4 You are attempting to measure the concentration of food dye in a sports drink sample. You find that the concentration is beyond the dynamic range of your technique. In order to use this method you can…: Dilute your sample Take different sized samples Run several repeat trials of each sample Use a standard additions method Recalibrate your instrument
The electrical resistance of a column of 0.05 mol L-1 NaOH solution of diameter 1 cm and length 50 cm is 5.55 X 103 ohm. Calculate its resistivity, conductivity and molar conductivity.
Chemistry Two nitroimidazole drugs, misonidazole and tinidazole have single-electron reduction potentials of -0.389 V and -0.464 V respectively: Misonidazole + e- ➝ Misonidazole·- E0 = -0.389 V Tinidazole + e- ➝ Tinidazole·- E0 = -0.464 V The reduction potential of the NADH/NAD couple is -0.324 V, and the reduction potential of the ferrodoxin couple is -0.460 V: NAD+ + e- ➝ NADH E0 = -0.324 V [Ferrodoxin]3+ + e- ➝ [Ferrodoxin]2+ E0 = -0.460 V Explain which, if any, of misonidazole and tinidazole will be selectively reduced in protozoa over mammalian cells. In your answer you should calculate any reduction potentials you need.
A mixture of copper and gold metals that is subjected to electrorefining contains tellurium as an impurity. The standard reduction potential between tellurium and its lowest common oxidation state, Te4+, is Te4+1aq2 + 4 e- ¡ Te1s2 E° red = 0.57 V Given this information, describe the probable fate of tellurium impurities during electrorefining. Do the impurities fall to the bottom of the refining bath, unchanged, as copper is oxidized, or do they go into solution as ions? If they go into solution, do they plate out on the cathode?
A. If the measured cell potential is 1.800V, what is the concentration of Au3+? B. How long will it take to electroplate the katana assuming that all gold ions are converted to solid gold? C. What is the mass of the electroplated gold?
Why is a conductivity measurement of the aqueous solution of a compound a meaningful test?

SEE MORE QUESTIONS

Recommended textbooks for you

Fundamentals Of Analytical Chemistry

Chemistry

ISBN:

9781285640686

Author:

Skoog

Publisher:

Cengage

Chemistry: The Molecular Science

Chemistry

ISBN:

9781285199047

Author:

John W. Moore, Conrad L. Stanitski

Publisher:

Cengage Learning

Principles of Instrumental Analysis

Chemistry

ISBN:

9781305577213

Author:

Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:

Cengage Learning

Principles of Modern Chemistry

Chemistry

ISBN:

9781305079113

Author:

David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:

Cengage Learning

Fundamentals Of Analytical Chemistry

Chemistry

ISBN:

9781285640686

Author:

Skoog

Publisher:

Cengage

Chemistry: The Molecular Science

Chemistry

ISBN:

9781285199047

Author:

John W. Moore, Conrad L. Stanitski

Publisher:

Cengage Learning

Principles of Instrumental Analysis

Chemistry

ISBN:

9781305577213

Author:

Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:

Cengage Learning

Principles of Modern Chemistry

Chemistry

ISBN:

9781305079113

Author:

David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS

GET THE APP

About FAQ Academic Integrity Sitemap Document Sitemap

Contact Bartleby Contact Research (Essays)High School Textbooks Literature Guides Concept Explainers by Subject Essay Help Mobile App

GET THE APP

Privacy

Your CA Privacy Rights

Your NV Privacy Rights

About Ads

Manage My Data

bartleby, a Learneo, Inc. business

		NO₃^- (mobility = 7.41 x 10^-8 m²/sV)
		I^- (mobility = 7.96 x 10^-8 m²/sV)
		Cl^- (mobility = 7.91 x 10^-8 m²/sV)
		Br^- (mobility = 8.13 x 10^-8 m²/sV)