A corrosion cell is composed of a 20 cm2 copper sheet and a 400 cm2 iron sheet,

Question:

A corrosion cell is composed of a 20 cm2 copper sheet and a 400 cm2 iron sheet, with a current density of 0.7 A/cm2 applied to the copper. Which material is the anode? What is the rate of loss of metal from the anode per hour?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Essentials of Materials Science and Engineering

ISBN: 978-1111576851

3rd edition

Authors: Donald R. Askeland, Wendelin J. Wright

See More Books

Question Posted: Apr 26, 2016 07:29 AM

See More Questions

A corrosion cell is composed of a 300 cm2 copper sheet and a 20 cm2 iron sheet, with a current density of 0.6 A/cm2 applied to the copper. Which material is the anode? What is the rate of loss of...
An electrochemical cell is composed of pure nickel and pure iron electrodes immersed in solutions of their divalent ions. If the concentrations of Ni2+ and Fe2+ ions are 0.002 M and 0.40 M,...
An aircraft wing composed of carbon fiber-reinforced epoxy is connected to titanium forging on the fuselage. Will the anode for a corrosion cell be the carbon fiber, the titanium, or the epoxy? Which...
The surveyor's formula (also called the Shoelace formula or Gauss's area formula) is a handy tool for computing the area of polygonal regions in the plane. For a triangle, it says the following:...
The following data were provided by the detailed payroll records of Mountain Corporation for the month of March 2011: Wages .................$35,000 Income Taxes Withheld .......... 7,350 Union dues...
Consider the following accounting principles: 1. Entity principle 2. Revenue recognition principle 3. Matching concept Define these accounting principles. Discuss how these principles relate to one...
A critical factor in the successful operation in todays hospital system is the effective staffing of emergency room (ER) personnel. In an effort to examine this issue, Wilmington Hospital would like...
Variable costing versus absorption costing. The Mavis Company uses an absorption-costing system based on standard costs. Total variable manufacturing cost, including direct material cost, is $3 per...
The percentage of healthcare costs paid for by the United States government has Question 16 options: decreased over the past thirty years. remained relatively constant over the past thirty years....
Julio buys a koi fishpond (and fish to put in it) for his wife on their anniversary. He pays $8000 for the pond and fish with $2000 down. The dealer charges add-on interest of 3.5% per year, and...
A steel surface 10 cm 100 cm is coated with a 0.002-cm-thick layer of chromium. After one year of exposure to an electrolytic cell, the chromium layer is completely removed. Calculate the current...
Provide at least two reasons as to why steel alone in water with no other metal present will corrode.
What if anything should you do about the risk of rapid increase in college tuition?
A cam with $30 \mathrm{~mm}$ as minimum diameter is rotating clockwise at a uniform speed of $1200 \mathrm{rpm}$ and operates a roller follower of $10 \mathrm{~mm}$ diameter as given below: (i)...
Use your own academic report, issued by your institute, as an example. Ask a database administrator how they use normalization steps to transform the details of the report into a set of relations in...
Francis Corp. has two divisions, Eastern and Western. The following information for the past year is for each division: Francis has established a hurdle rate of 9 percent. Required: 1. Compute each...
The enzyme lipase catalyzes the hydrolysis of esters of fatty acids. The hydrolysis of p-nitrophenyloctanoate was followed by measuring the appearance of p-nitrophenol in the reaction mixture: The...
Use values of r cov (Table 17.1) to estimate the XY bond lengths of ClF, BrF, BrCl, ICl and IBr. Compare the answers with values in Fig. 17.8 and Table 17.3, and comment on the validity of the method...
A more advanced convection problem: In reality, moist convection ties the atmospheric temperature to the surface temperature. If we assume that the temperature of the atmosphere is always 30K cooler...
Explain the Hawthorne effect.
A steel column of hollow circular cross section is supported on a circular steel base plate and a concrete pedestal (see figure). The column has outside diameter d = 250 mm and supports a load P =...
An elevated jogging track is supported at intervals by a wood beam AB (L = 7.5 ft) which is pinned at A and supported by steel rod BC and a steel washer at B. Both the rod (dBC = 3/16 in.) and the...
A flat bar of width b = 60 mm and thickness t = 10 mm is loaded in tension by a force P (see figure). The bar is attached to a support by a pin of diameter d that passes through a hole of the same...
question 6 Timely Inc. produces luxury bags. The budgeted sales and production for the next three months are as follows july. august september Sales, in units 1,115. 1229. 1302 Production. in units...
On May 12 Zimmer Corporation placed in service equipment (seven-year property) with a basis of $220,000. This was Zimmer's only asset acquired during the year. Calculate the maximum depreciation...
Power Manufacturing has equipment that it purchased 7 years ago for $2,550,000. The equipment was used for a project that was intended to last for 9 years and was being depreciated over the life of...

A corrosion cell is composed of a 20 cm2 copper sheet and a 400 cm2 iron sheet,

Question:

Step by Step Answer:

In the CuFe cell the iron is the anode I i Cu A C...View the full answer

Essentials of Materials Science and Engineering

Students also viewed these Mechanics questions