A current density of 0.1 A/cm2 is applied to the iron in an iron-zinc corrosion cell. Calculate
Question:
(a) If the zinc has a surface area of 10 cm2 and the iron has a surface area of 100 cm2 and
(b) If the zinc has a surface area of 100 cm2 and the iron has a surface area of 10 cm2.
Step by Step Answer:
a I i Fe A Fe 01 Acm 2 100 cm 2 10 A w Zn 10 A 3600 s 65...View the full answer
Essentials of Materials Science and Engineering
ISBN: 978-1111576851
3rd edition
Authors: Donald R. Askeland, Wendelin J. Wright
Related Video
This video is about an effective yoga exercise that has 5 benefits. The first and most important benefit is that it will help us reduce belly fat and will be beneficial for reducing weight. Virabhadrasana also known as warrior 1 is a yoga asana that can not just help you lose weight but also flatten abs since it concentrates on the core body muscles. BENEFITS: - Doing all three variations of the Warrior pose can help you lose weight and burn belly fat - It strengthens the legs and upper arms. - It improves balance and core strength. - It stretches the muscles around the hips.
Students also viewed these Mechanics questions
-
A current density of 0.05 A/cm2 is applied to a 150 cm2 cathode. What period of time is required to plate out a 1-mm-thick coating of silver onto the cathode?
-
A 1-m-square steel plate is coated on both sides with a 0.005-cm-thick layer of zinc. A current density of 0.02 A/cm2 is applied to the plate in an aqueous solution. Assuming that the zinc corrodes...
-
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...
-
Your client has offered a 5-year, $1,000 par value bond with a 10 percent coupon. Interest on this bond is paid quarterly. 1) If your client is to earn a nominal rate of return of 12 percent,...
-
A random sample of 250 Ontario households using natural gas heating show that the mean monthly consumption of natural gas is 107.73 cu. ft., with a standard deviation of 13.94 cu. ft. Use these...
-
Suppose \(2 \%\) of cotton fabric rolls and \(3 \%\) of nylon fabric rolls contain flaws. Of the rolls used by a manufacturer, \(70 \%\) are cotton and \(30 \%\) are nylon. a) What is the probability...
-
Find the area under the standard normal curve to the right of z = 1.06.
-
Identifying cost behavior Required Identify the following costs as fixed or variable. Costs related to plane trips between San Diego, California, and Orlando, Florida, follow. Pilots are paid on a...
-
what is the youngs modulus of a strand of spaghetti with weight 1 gram and length of 2 5 cm
-
Aaron Rivers, CPA, is auditing the financial statements of Charger Company, a client for the past five years. During past audits of Charger, Rivers identified some immaterial misstatements (most of...
-
Plot the electro negativity of the elements listed in Table 18-1 as a function of electrode potential. What is the trend that you observe in this data? Using an example, explain how the electronic...
-
Suppose 10 g of Sn2+ are dissolved in 1000 mL of water to produce an electrolyte. Calculate the electrode potential of the tin half-cell.
-
You just celebrated your 3 year anniversary at your current job. Your annual salary history with the firm has been $36,000, $37,800, and $40,446. Next year your salary will be $42,063. What was the...
-
Dale owns an excavating business and has a large piece of heavy machinery in which his bank has a perfected security interest. Strapped for cash, Dale takes out a loan with EZ cash, using the same...
-
Assessment title: How would the stakeholders of a company, listed on the London Stock Exchange, make use of the published annual report and accounts? Module code: U10473 Module name: Contemporary...
-
You are meeting with a client and they tell you data observability is not a priority right now. You ask them if they are scaling their data platform, and they say yes. What question should you follow...
-
Over a four-year period, Lakeisha Thompson purchased shares in the Oakmark Investor Class Fund. Using dollar cost averaging. calculate the number of shares before completing this problem. (Round your...
-
Bob and Susan Menzel are planning to open a food service operation and have heard about operating leverage. They are forecasting annual sales and depreciation expenses as follows: Annual sales Food...
-
What effect does revaluing assets have on gearing (or leverage)?
-
Audrey purchases a riding lawnmower using a 2-year, no-interest deferred payment plan at Lawn Depot for x dollars. There was a down payment of d dollars and a monthly payment of m dollars. Express...
-
A long, slender bar in the shape of a right circular cone with length L and base diameter d hangs vertically under the action of its own weight (see figure). The weight of the cone is W and the...
-
A uniformly tapered plastic tube AB of circular cross section and length L is shown in the figure. The average diameters at the ends are dA and dB = 2dA. Assume E is constant. Find the elongation...
-
The main cables of a suspension bridge [see part (a) of the figure] follow a curve that is nearly parabolic because the primary load on the cables is the weight of the bridge deck, which is uniform...
-
Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March. Submit Date March 1 March 5 March 9 March 18 March 25 March 29...
-
Wilmington Company has two manufacturing departments-Assembly and Fabrication. It considers all of its manufacturing overhead costs to be fixed costs. The first set of data that is shown below is...
-
What are the fundamental differences between preemptive and cooperative multitasking in an operating system, and in which scenarios would each be most effective ?
Study smarter with the SolutionInn App