Question: A fuel cell does not require a. a positive electrode b. a negative electrode c. oxidation-reduction reactions d. recharging

A fuel cell does not require
a. a positive electrode
b. a negative electrode
c. oxidation-reduction reactions
d. recharging

Step by Step Solution

★★★★★

3.31 Rating (157 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

In the case of fuel cells there is no need to recharge the cell The fuel cell ... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (2 attachments)

PDF file Icon

1828_61d57f25f38e6_825384.pdf

180 KBs PDF File

Word file Icon

1828_61d57f25f38e6_825384.docx

120 KBs Word File

Students Have Also Explored These Related The Physical Universe Questions!

Q:

Batteries and fuel cells employ a. oxidation reactions only b. reduction reactions only c. both oxidation and reduction reactions d. acid-base neutralization reactions

Q:

Draw the voltaic cell represented by this reaction and label the cathode, the anode, the salt bridge, the oxidation half cell, the reduction half cell, the positive electrode, and the negative...

Q:

Draw the voltaic cell represented by this reaction and label the cathode, the anode, the salt bridge, the oxidation half cell, the reduction half cell, the positive electrode, and the negative...

Q:

c) In the car batteries what are the cathode and anode reactions and how many electrons are transferred in each redox reaction? How much voltage output does a lead acid battery pack for the car...

Q:

2. The standard electrode potential for a half-cell made from iron metal in a solution of iron(II) ions, Fe** (aq), has the value - 0.45 V. (1) Define standard electrode potential. [2] (ii) Explain...

Q:

Hello, you already did chapter 1 and 2 of my MASTERS Thesis already for me. (See attached) So normally you know masters thesis consist of 5 chapters right ??..... But in this case my thesis will be 4...

Q:

1. The Earth's magnetic poles remain in fixed positions, coinciding with the geographic poles. A. True B. False 2. Which of the following is a good description of the domains found in the south pole...

Q:

(a) Identify and write oxidation and reduction half-cell reactions for the following equation. (2 marks) Cu(s)+2Agaq+Cuaq2++2Ag(s) (b) Balance the following redox equation (3 marks)...

Q:

950 grams of borohydride are consumed in a borohydride-air fuel cell every 2 hours, i.e., 475 g h!. (a) Write out the desired anode-, cathode- and cell reactions taking place together with the...

Q:

Which does not explain electrical conduction? a. The larger the energy gap between the bands, the greater the magnitude of conduction. b. The magnitude of conductivity is determined by the spacing...

Q:

Use Newton-Raphson method to obtain a root,correct to three decimal places, of the following equations: 1)x^sin2-4=0 2)sinx=1-x 3)x^3-5x+3=0 4)x^4+x^2-80=0 5)x^3+3x^2-3-0

Q:

What is business income for an individual who is self-employed? How is it calculated and reported? 2. How are self-employment taxes calculated? How is it different from employment income? 3. How are...

Q:

Evaluate the following humorous analogy between the murder of a famous Roman emperor and the deadening effect of meetings: This month is the 2,053rd anniversary of the death of Julius Caesar, who...

Q:

5. How do you segment customers by product/service bundle features, economic needs, location needs, and service levels?

Q:

The three lowest energy levels for atomic carbon (C) have the following energies and degeneracies: Determine the electronic contribution to C V for atomic C at 100. K. Level (n) Energy (cm)...

Q:

Carbon dioxide has attracted much recent interest as a greenhouse gas. Determine the vibrational contribution to C V for CO 2 , where 1 = 2349 cm -1 , 2 = 667 cm -1 (doubly degenerate), and 3 =...

Q:

Determine the vibrational contribution to C V for HCN, where 1 = 2041 cm -1 , 2 = 712 cm -1 (doubly degenerate), and 3 = 3369 cm -1 at T = 298, 500, and 1000.K.

Q:

Sloan Transmissions, Inc., has the following estimates for its new gear assembly project: price = $1,300 per unit; variable costs = $260 per unit; fixed costs = $4.8 million, quantity = 72,000 units....

Q:

Question 18 (3 points) Given the following contingency table with category labels A, B, C, X, Y, and Z, what is the expected count with 1 decimal place in the joint category of C and X? XY Z A 17 10...

Q:

Question 3 Celsius Inc. currently has $200,000 perpetual debt that has an interest rate of 6%. The market value of the debt is $240,000. Its EBIT is expected to be $64,000 per year forever. There are...