Chemistry: A Molecular Approach
3rd Edition
ISBN: 9780321809247
Author: Nivaldo J. Tro
Publisher: Prentice Hall
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Chapter 18, Problem 51E
Make a sketch of the voltaic cell represented by the line notation. Write the overall balanced equation for the reaction and calculate
Sn(s) | Sn2+(aq) || NO(g) | NO3–(aq), H+(aq) | Pt(s)
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Using the Nernst equation to calculate nonstandard cell voltage
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A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction:
2+
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Sn²+ Ba(s)
(aq) + Ba (s) Sn (s) + Ba²+ (aq)
→>>
Suppose the cell is prepared with 6.10 M Sn
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in one half-cell and 6.62 M Ba
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1.71 V
☐ x10
☑
5
0/5
?
00.
18
Ar
Question: Find both the b (gradient) and a (y-intercept) value from the list of data below:
(x1 -x̄)
370.5
(y1 - ȳ)
5.240
(x2 - x̄)
142.5
(y2 - ȳ)
2.004
(x3 - x̄)
28.5
(y3 - ȳ)
0.390
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-85.5
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Calculating standard reaction free energy from standard reduction...
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Be sure your answer has the correct number of significant digits.
3Cu+ (aq) + Cro²¯ (aq) +4H₂O (1) → 3Cu²+ (aq) +Cr(OH)3 (s)+5OH˜¯ (aq)
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Chapter 18 Solutions
Chemistry: A Molecular Approach
Ch. 18 - Prob. 1SAQCh. 18 - Q2. Which statement is true for voltaic cells?
a)...Ch. 18 - Prob. 3SAQCh. 18 - Prob. 4SAQCh. 18 - Prob. 5SAQCh. 18 - Prob. 6SAQCh. 18 - Q7. Use Table 18.1 to calculate G for the...Ch. 18 - Prob. 8SAQCh. 18 - Prob. 9SAQCh. 18 - Prob. 10SAQ
Ch. 18 - Prob. 11SAQCh. 18 - Prob. 12SAQCh. 18 - Prob. 13SAQCh. 18 - Prob. 14SAQCh. 18 - Q15. Which metal can be used as a sacrificial...Ch. 18 - 1. In electrochemistry, spontaneous redox...Ch. 18 - Prob. 2ECh. 18 - Prob. 3ECh. 18 - Prob. 4ECh. 18 - Prob. 5ECh. 18 - Prob. 6ECh. 18 - Prob. 7ECh. 18 - Prob. 8ECh. 18 - Prob. 9ECh. 18 - Prob. 10ECh. 18 - Prob. 11ECh. 18 - Prob. 12ECh. 18 - Prob. 13ECh. 18 - Prob. 14ECh. 18 - 15. Is a spontaneous redox reaction obtained by...Ch. 18 - 16. How can Table 19.1 be used to predict whether...Ch. 18 - 17. Explain why , , and K are all interrelated.
Ch. 18 - Prob. 18ECh. 18 - Prob. 19ECh. 18 - Prob. 20ECh. 18 - Prob. 21ECh. 18 - Prob. 22ECh. 18 - 23. What are the anode and cathode reactions in a...Ch. 18 - Prob. 24ECh. 18 - 25. What is a fuel cell? What is the most common...Ch. 18 - Prob. 26ECh. 18 - 27. List some applications of electrolysis.
Ch. 18 - Prob. 28ECh. 18 - 29. What species is oxidized, and what species is...Ch. 18 - Prob. 30ECh. 18 - Prob. 31ECh. 18 - Prob. 32ECh. 18 - Prob. 33ECh. 18 - Prob. 34ECh. 18 - Prob. 35ECh. 18 - Prob. 36ECh. 18 - Balance each redox reaction occurring in acidic...Ch. 18 - 38. Balance each redox reaction occurring in...Ch. 18 - Prob. 39ECh. 18 - Prob. 40ECh. 18 - 41. Balance each redox reaction occurring in basic...Ch. 18 - Prob. 42ECh. 18 - 43. Sketch a voltaic cell for each redox reaction....Ch. 18 - 44. Sketch a voltaic cell for each redox reaction....Ch. 18 - Prob. 45ECh. 18 - Prob. 46ECh. 18 - 47. Consider the voltaic cell:
a. Determine the...Ch. 18 - 48. Consider the voltaic cell:
a. Determine the...Ch. 18 - 49. Use line notation to represent each...Ch. 18 - 50. Use line notation to represent each...Ch. 18 - Make a sketch of the voltaic cell represented by...Ch. 18 - 52. Make a sketch of the voltaic cell represented...Ch. 18 - 53. Determine whether or not each redox reaction...Ch. 18 - 54. Determine whether or not each redox reaction...Ch. 18 - 55. Which metal could you use to reduce Mn2+ ions...Ch. 18 - Prob. 56ECh. 18 - Prob. 57ECh. 18 - Prob. 58ECh. 18 - Prob. 59ECh. 18 - Prob. 60ECh. 18 - Prob. 61ECh. 18 - 62. Calculate for each balanced redox reaction...Ch. 18 - Prob. 63ECh. 18 - 64. Which metal is the best reducing agent?
a....Ch. 18 - 65. Use tabulated electrode potentials to...Ch. 18 - Prob. 66ECh. 18 - 67. Calculate the equilibrium constant for each of...Ch. 18 - 68. Calculate the equilibrium constant for each of...Ch. 18 - Prob. 69ECh. 18 - Prob. 70ECh. 18 - Prob. 71ECh. 18 - 72. Calculate and for a redox reaction with n =...Ch. 18 - 73. A voltaic cell employs the following redox...Ch. 18 - 74. A voltaic cell employs the redox reaction:
2...Ch. 18 - 75. An electrochemical cell is based on these two...Ch. 18 - Prob. 76ECh. 18 - 77. A voltaic cell consists of a Zn/Zn2+ half-cell...Ch. 18 - 78. A voltaic cell consists of a Pb/Pb2+ half-cell...Ch. 18 - Prob. 79ECh. 18 - Prob. 80ECh. 18 - 81. A concentration cell consists of two Sn/Sn2+...Ch. 18 - Prob. 82ECh. 18 - 83. Determine the optimum mass ratio of Zn to MnO2...Ch. 18 - 84. What mass of lead sulfate is formed in a...Ch. 18 - 85. Refer to the tabulated values of in Appendix...Ch. 18 - 86. Refer to the tabulated values of in Appendix...Ch. 18 - Prob. 87ECh. 18 - Prob. 88ECh. 18 - Prob. 89ECh. 18 - Prob. 90ECh. 18 - 91. Write equations for the half-reactions that...Ch. 18 - Prob. 92ECh. 18 - 93. Write equations for the half-reactions that...Ch. 18 - 94. What products are obtained in the electrolysis...Ch. 18 - 95. Write equations for the half-reactions that...Ch. 18 - Prob. 96ECh. 18 - 97. Make a sketch of an electrolysis cell that...Ch. 18 - Prob. 98ECh. 18 - Prob. 99ECh. 18 - Prob. 100ECh. 18 - Prob. 101ECh. 18 - Prob. 102ECh. 18 - 105103. Consider the unbalanced redox...Ch. 18 - Prob. 104ECh. 18 - 107. Consider the molecular views of an Al strip...Ch. 18 - 106. Consider the molecular view of an...Ch. 18 - Prob. 107ECh. 18 - Prob. 108ECh. 18 - Prob. 109ECh. 18 - Prob. 110ECh. 18 - Prob. 111ECh. 18 - Prob. 112ECh. 18 - Prob. 113ECh. 18 - Prob. 114ECh. 18 - Prob. 115ECh. 18 - Prob. 116ECh. 18 - 119. The Ksp of CuI is 1.1 × 10–12. Find Ecell for...Ch. 18 - 120. The Ksp of Zn(OH)2 is 1.8 × 10–14. Find Ecell...Ch. 18 - 121. Calculate and K for each reaction.
a. The...Ch. 18 - Prob. 120ECh. 18 - Prob. 121ECh. 18 - Prob. 122ECh. 18 - Prob. 123ECh. 18 - Prob. 124ECh. 18 - Prob. 125ECh. 18 - Prob. 126ECh. 18 - Prob. 127ECh. 18 - 130. To what pH should you adjust a standard...Ch. 18 - 131. Suppose a hydrogen–oxygen fuel-cell generator...Ch. 18 - 132. A voltaic cell designed to measure [Cu2+] is...Ch. 18 - 133. The surface area of an object to be gold...Ch. 18 - Prob. 132ECh. 18 - Prob. 133ECh. 18 - Prob. 134ECh. 18 - Prob. 135ECh. 18 - Prob. 136ECh. 18 - Prob. 137ECh. 18 - 140. A redox reaction employed in an...Ch. 18 - 141. A redox reaction has an equilibrium constant...
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