Chemistry for Engineering Students
Chemistry for Engineering Students
4th Edition
ISBN: 9781337398909
Author: Lawrence S. Brown, Tom Holme
Publisher: Cengage Learning
bartleby

Concept explainers

bartleby

Videos

Textbook Question
Book Icon
Chapter 13, Problem 13.74PAE

An electrolysis cell for aluminum production operates at 5.0 V and a current of 1.0 × 10 5 A. Calculate the number of kilowatt-hours of energy required to produce 1 metric ton ( 1.0 × 10 3 kg) of aluminum. ( 1 kWh = 3.6 × 10 6 J and 1 J = 1 C V.)

Blurred answer

Chapter 13 Solutions

Chemistry for Engineering Students

Ch. 13 - Prob. 13.1PAECh. 13 - Prob. 13.2PAECh. 13 - Prob. 13.3PAECh. 13 - Prob. 13.4PAECh. 13 - For the following oxidationreduction reactions,...Ch. 13 - Which half-reaction takes place at the anode of an...Ch. 13 - If a salt bridge contains KNO3 as its electrolyte,...Ch. 13 - If a salt bridge contains KNO3 as its electrolyte,...Ch. 13 - The following oxidationreduction reactions are...Ch. 13 - Write a balanced chemical equation for the overall...Ch. 13 - For the reactions in parts (a) and (b) in the...Ch. 13 - Explain why the terms cell potential and...Ch. 13 - How does galvanic corrosion differ from uniform...Ch. 13 - Prob. 13.14PAECh. 13 - A student who has mercury amalgam fillings in some...Ch. 13 - Based on the cell potential measured for the cells...Ch. 13 - Prob. 13.17PAECh. 13 - Four voltaic cells are set up. In each, one...Ch. 13 - In tables of standard reduction potentials that...Ch. 13 - In the table of standard reduction potentials,...Ch. 13 - Using values from the table of standard reduction...Ch. 13 - Using values from the table of standard reduction...Ch. 13 - One half-cell in a voltaic cell is constructed...Ch. 13 - Four metals, A, B, C, and D, exhibit the following...Ch. 13 - Use the Nernst equation to calculate the cell...Ch. 13 - One half-cell in a voltaic cell is constructed...Ch. 13 - We noted that a tin-plated steel can corrodes more...Ch. 13 - The following half-cells are available: Ag(s);...Ch. 13 - Prob. 13.29PAECh. 13 - Prob. 13.30PAECh. 13 - In May 2000, a concrete pedestrian walkway...Ch. 13 - Prob. 13.32PAECh. 13 - Calculate the standard free energy change for the...Ch. 13 - Suppose that you cannot find a table of standard...Ch. 13 - Prob. 13.35PAECh. 13 - Which of the following reactions is (are)...Ch. 13 - Consult a table of standard reduction potentials...Ch. 13 - The equilibrium constant for a reaction is 31015...Ch. 13 - Some calculators cannot display results of an...Ch. 13 - Calculate the equilibrium constant for the...Ch. 13 - Use the standard reduction potentials for the...Ch. 13 - Hydrogen peroxide is often stored in the...Ch. 13 - Calculate the equilibrium constant for the redox...Ch. 13 - An engineer is assigned to design an...Ch. 13 - A magnesium bar with a mass of 6.0 kg is attached...Ch. 13 - Prob. 13.46PAECh. 13 - Prob. 13.47PAECh. 13 - Prob. 13.48PAECh. 13 - Prob. 13.49PAECh. 13 - If you put a 9-volt battery in a smoke detector in...Ch. 13 - If alkaline batteries were not alkaline but rather...Ch. 13 - What would happen to the voltage of an alkaline...Ch. 13 - What product forms from the lead components of a...Ch. 13 - Prob. 13.54PAECh. 13 - Prob. 13.55PAECh. 13 - Assume the specifications of a Ni-Cd voltaic cell...Ch. 13 - Prob. 13.57PAECh. 13 - What is the difference between active and passive...Ch. 13 - Prob. 13.59PAECh. 13 - Prob. 13.60PAECh. 13 - In an electroplating operation, the cell potential...Ch. 13 - Prob. 13.62PAECh. 13 - Prob. 13.63PAECh. 13 - Prob. 13.64PAECh. 13 - Use the Internet to find electroplating companies...Ch. 13 - Prob. 13.66PAECh. 13 - If a current of 15 A is run through an...Ch. 13 - Suppose somebody in a laboratory doesn't quite...Ch. 13 - If a barrel plating run uses 200.0 A for exactly 6...Ch. 13 - An electrical engineer is analyzing an...Ch. 13 - In a copper plating experiment in which copper...Ch. 13 - A metallurgist wants to gold-plate a thin sheet...Ch. 13 - Tin-plated steel is used for "tin" cans. Suppose...Ch. 13 - An electrolysis cell for aluminum production...Ch. 13 - If a plating line that deposits nickel (from NiCl2...Ch. 13 - Prob. 13.76PAECh. 13 - Prob. 13.77PAECh. 13 - A small part with a surface area of 2.62 cm2 is...Ch. 13 - An engineer is designing a mirror for an optical...Ch. 13 - Prob. 13.80PAECh. 13 - Prob. 13.81PAECh. 13 - What characteristic of lithium ions makes it...Ch. 13 - Looking at Figure 13.23, describe how the...Ch. 13 - Prob. 13.84PAECh. 13 - What is the role of a salt bridge in the...Ch. 13 - Prob. 13.86PAECh. 13 - If the SHE was assigned a value of 3.00 V rather...Ch. 13 - Prob. 13.88PAECh. 13 - Prob. 13.89PAECh. 13 - A chemical engineering student is studying the...Ch. 13 - Prob. 13.91PAECh. 13 - If a logarithmic scale had not been used for the...Ch. 13 - Battery manufacturers often assess batteries in...Ch. 13 - Prob. 13.94PAECh. 13 - Prob. 13.95PAECh. 13 - Prob. 13.96PAECh. 13 - As the voltaic cell shown here runs, the blue...Ch. 13 - Prob. 13.98PAECh. 13 - For a voltage-sensitive application, you are...Ch. 13 - Prob. 13.100PAECh. 13 - Prob. 13.101PAECh. 13 - Prob. 13.102PAECh. 13 - Prob. 13.103PAECh. 13 - 13.104 (a) What happens when a current is passed...Ch. 13 - A current is passed through a solution of...Ch. 13 - 13.106 Hydrazine, N2H4 , has been proposed as the...Ch. 13 - Prob. 13.107PAE
Knowledge Booster
Background pattern image
Chemistry
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Text book image
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Text book image
Chemistry
Chemistry
ISBN:9781259911156
Author:Raymond Chang Dr., Jason Overby Professor
Publisher:McGraw-Hill Education
Text book image
Principles of Instrumental Analysis
Chemistry
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Cengage Learning
Text book image
Organic Chemistry
Chemistry
ISBN:9780078021558
Author:Janice Gorzynski Smith Dr.
Publisher:McGraw-Hill Education
Text book image
Chemistry: Principles and Reactions
Chemistry
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:Cengage Learning
Text book image
Elementary Principles of Chemical Processes, Bind...
Chemistry
ISBN:9781118431221
Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:WILEY
Electrolysis; Author: Tyler DeWitt;https://www.youtube.com/watch?v=dRtSjJCKkIo;License: Standard YouTube License, CC-BY