
Chemistry (7th Edition)
7th Edition
ISBN: 9780321943170
Author: John E. McMurry, Robert C. Fay, Jill Kirsten Robinson
Publisher: PEARSON
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Textbook Question
Chapter 15, Problem 15.86SP
A vitamin C tablet containing 250 mg of ascorbic acid (
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In one electrode: Pt, H2(1 atm) | H+(a=1), the interchange current density at 298K is 0.79 mA·cm-2. If the voltage difference of the interface is +5 mV. What will be the correct intensity at pH = 2?. Maximum transfer voltage and beta = 0.5.
In a Pt electrode, H2(1 atm) | H+(a=1), the interchange current density of an electrode is 0.79 mA cm-2. ¿Qué corriente flow across the electrode of área 5 cm2 when the difference in potential of the interface is +5 mV?.
If the current voltage is n = 0.14 V, indicate which of the 2 voltage
formulas of the ley of Tafel must be applied
i
a
a) == exp (1-B).
xp[(1 - ß³):
Fn
Fn
a
b) == exp B
RT
RT
Chapter 15 Solutions
Chemistry (7th Edition)
Ch. 15 - Prob. 15.1PCh. 15 - Prob. 15.2ACh. 15 - Conceptual PRACTICE 15.3 For the following...Ch. 15 - Conceptual APPLY 15.4 For the following reactions...Ch. 15 - Prob. 15.5PCh. 15 - Conceptual APPLY 15.6 The following pictures...Ch. 15 - Prob. 15.7PCh. 15 - Prob. 15.8ACh. 15 - PRACTICE 15.9 The concentration of H3O+ ions in...Ch. 15 - Prob. 15.10A
Ch. 15 - Prob. 15.11PCh. 15 - Prob. 15.12ACh. 15 - Prob. 15.13PCh. 15 - Prob. 15.14ACh. 15 - Prob. 15.15PCh. 15 - Prob. 15.16ACh. 15 - Prob. 15.17PCh. 15 - Prob. 15.18ACh. 15 - Prob. 15.19PCh. 15 - Prob. 15.20ACh. 15 - Prob. 15.21PCh. 15 - APPLY 15.22 Carbonated drinks are prepared by...Ch. 15 - Prob. 15.23PCh. 15 - Prob. 15.24ACh. 15 - Prob. 15.25PCh. 15 - Prob. 15.26ACh. 15 - Prob. 15.27PCh. 15 - Prob. 15.28ACh. 15 - Prob. 15.29PCh. 15 - Prob. 15.30ACh. 15 - Prob. 15.31PCh. 15 - Prob. 15.32PCh. 15 - Prob. 15.33PCh. 15 - Prob. 15.34PCh. 15 - Prob. 15.35PCh. 15 - Prob. 15.36CPCh. 15 - Prob. 15.37CPCh. 15 - Prob. 15.38CPCh. 15 - 15.39 Which of the following pictures best...Ch. 15 - Prob. 15.40CPCh. 15 - Prob. 15.41CPCh. 15 - Prob. 15.42CPCh. 15 - Prob. 15.43CPCh. 15 - Boric acid ( H3BO3 ) is a weakmonoprotic acid that...Ch. 15 - Prob. 15.45CPCh. 15 - Which of the following are Brønsted-Lowry bases...Ch. 15 - Prob. 15.47SPCh. 15 - Prob. 15.48SPCh. 15 - Prob. 15.49SPCh. 15 - Prob. 15.50SPCh. 15 - Prob. 15.51SPCh. 15 - Prob. 15.52SPCh. 15 - Prob. 15.53SPCh. 15 - Prob. 15.54SPCh. 15 - Prob. 15.55SPCh. 15 - Prob. 15.56SPCh. 15 - Prob. 15.57SPCh. 15 - Prob. 15.58SPCh. 15 - Prob. 15.59SPCh. 15 - Prob. 15.60SPCh. 15 - Prob. 15.61SPCh. 15 - Prob. 15.62SPCh. 15 - Prob. 15.63SPCh. 15 - The concentration of OH in a sample of seawater is...Ch. 15 - The concentration of OH in human blood is 2.24X107...Ch. 15 - For each of the following solutions, calculate [...Ch. 15 - For each of the following solutions, calculate [...Ch. 15 - Prob. 15.68SPCh. 15 - Prob. 15.69SPCh. 15 - Prob. 15.70SPCh. 15 - Prob. 15.71SPCh. 15 - Prob. 15.72SPCh. 15 - Prob. 15.73SPCh. 15 - Prob. 15.74SPCh. 15 - Prob. 15.75SPCh. 15 - Prob. 15.76SPCh. 15 - Prob. 15.77SPCh. 15 - 15.78 Calculate the pH of solutions prepared...Ch. 15 -
15.79 Calculate the pH of solutions prepared...Ch. 15 - Prob. 15.80SPCh. 15 - Prob. 15.81SPCh. 15 - Prob. 15.82SPCh. 15 - Prob. 15.83SPCh. 15 - Prob. 15.84SPCh. 15 - Prob. 15.85SPCh. 15 - A vitamin C tablet containing 250 mg of ascorbic...Ch. 15 - Prob. 15.87SPCh. 15 - Acrylic acid ( HC3H3O2) is used in the manufacture...Ch. 15 - Prob. 15.89SPCh. 15 - Prob. 15.90SPCh. 15 - Prob. 15.91SPCh. 15 - Prob. 15.92SPCh. 15 - Prob. 15.93SPCh. 15 - Prob. 15.94SPCh. 15 - Prob. 15.95SPCh. 15 - Prob. 15.96SPCh. 15 - Prob. 15.97SPCh. 15 - Prob. 15.98SPCh. 15 - Prob. 15.99SPCh. 15 - Prob. 15.100SPCh. 15 - Prob. 15.101SPCh. 15 - Prob. 15.102SPCh. 15 - Prob. 15.103SPCh. 15 - Prob. 15.104SPCh. 15 - Prob. 15.105SPCh. 15 - Prob. 15.106SPCh. 15 - Prob. 15.107SPCh. 15 - Prob. 15.108SPCh. 15 - Prob. 15.109SPCh. 15 - Prob. 15.110SPCh. 15 - Prob. 15.111SPCh. 15 - Prob. 15.112SPCh. 15 - Prob. 15.113SPCh. 15 - Prob. 15.114SPCh. 15 - Prob. 15.115SPCh. 15 - Prob. 15.116SPCh. 15 - Prob. 15.117SPCh. 15 - Prob. 15.118SPCh. 15 - Prob. 15.119SPCh. 15 - Prob. 15.120SPCh. 15 - Prob. 15.121SPCh. 15 - Prob. 15.122SPCh. 15 - For each of the Lewis acid—base reactions in...Ch. 15 - Prob. 15.124SPCh. 15 - Prob. 15.125SPCh. 15 - Prob. 15.126CPCh. 15 - Prob. 15.127CPCh. 15 - Prob. 15.128CPCh. 15 - Prob. 15.129CPCh. 15 - Prob. 15.130CPCh. 15 - Use the conjugate acid-base pair HCN and CN to...Ch. 15 - Prob. 15.132CPCh. 15 - Prob. 15.133CPCh. 15 - Prob. 15.134CPCh. 15 - Prob. 15.135CPCh. 15 - Prob. 15.136CPCh. 15 - Prob. 15.137CPCh. 15 - Prob. 15.138CPCh. 15 - Prob. 15.139CPCh. 15 - Prob. 15.140CPCh. 15 - Prob. 15.141CPCh. 15 - Prob. 15.142CPCh. 15 - Prob. 15.143CPCh. 15 - Prob. 15.144CPCh. 15 - Prob. 15.145CPCh. 15 - Prob. 15.146CPCh. 15 - Prob. 15.147CPCh. 15 - Prob. 15.148CPCh. 15 - Prob. 15.149CPCh. 15 - Prob. 15.150MPCh. 15 - Prob. 15.151MPCh. 15 - Prob. 15.152MPCh. 15 - Prob. 15.153MPCh. 15 - Prob. 15.154MPCh. 15 - Prob. 15.155MPCh. 15 - A 1.000 L sample of HF gas at 20.0°C and 0.601 atm...Ch. 15 - Prob. 15.157MPCh. 15 - Prob. 15.158MP
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- If the current voltage is n = 0.14 V. Indicate which of the 2 formulas must be applied a) = a T = i exp[(1 - p) F Fn Fn b) i==exp B RTarrow_forwardTopic: Photochemistry and Photophysics of Supramoleculesarrow_forwardTwo cations that exchange an electron in an interface, the exchange density is worth 1.39 mA/cm2 and the current density is worth 15 mA/cm2 at 25°C. If the overvoltage is 0.14 V, calculate the reaction rate and symmetry factor. Data: R = 8,314 J mol-1 k-1: F = 96500 Carrow_forward
- With the help of the Tafel line, it is estimated that the interchange density of the VO2+/VO2+ system on the carbon paper has a value of 3 mA cm-2. Calculate a) the current density if the voltage has a value of 1.6 mV and the temperature is 25°C. b) the beta value of the anódico process if the Tafel pendulum is 0.6 V at 25°C. Data: R = 8.314 JK-1mol-1, y F = 96485 C mol-1.arrow_forwardApply the NANSTE law to the MnO4- + 8H+ + 5e- ⇄ Mn2+ + 4H2Oarrow_forwardIn the Nernst Law, how much is RT / F?arrow_forward
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