Calculate the standard cell potential

Assignment Help Chemistry
Reference no: EM13697025

Problem- Use the thermodynamic data in Appendix B to calculate the standard cell potential and the equilibrium constant at 25°C for the cell reaction in a direct methanol fuel cell:

2CH3OH(l) + 3O2(g) --> 2CO2(g) + 4H2O(l)

a) Calculate the standard cell potential. (E° in Volts)

b) Calculate equilibrium constant. (K, no units)

Rework your solution from the beginning and check each step carefully.

Reference no: EM13697025

Questions Cloud

Explain which hydrocarbon contains a multiple bond : A student added three mL of KMnO4 instead of the three drops of 0.1 M KMnO4. How will these affect this results? What do you think will be observed in each solution
How long does it take him to reach the bottom : Sammy (75kg) skiis down a 20 degree slope starting from rest. A strong headwind blowing horizontally exerts a constant 30N force on him as he skiis. How long does it take him to reach the bottom
What is the maximum height above the track she rises to : A skateboarder leaves a ramp angled at 35 degrees travelling at 6m/s. When she leaves the track she follows the characteristic path of projectile motion. What is the maximum height above the track she rises to
What is the radius of the satellite orbit : NASA sends a new satellite to study Mars. The satellite orbits Mars in uniform circular motion with a velocity of 2.3 km/s, and an orbital period of 6.07 hours.  What is the radius of the satellite orbit
Calculate the standard cell potential : Problem- Use the thermodynamic data in Appendix B to calculate the standard cell potential and the equilibrium constant at 25°C for the cell reaction in a direct methanol fuel cell
Compute what is the change in the potential energy : An object with a charge of +42 µC is placed at the origin. Another object with a charge of +60 µC is placed a distance of +30 cm from the first object along the x axis. What is the change in the potential energy
Define what is the chemical equation between ha and naoh : Problem- 0.00 mL of 1.000M HA (a weak acid) was mixed with a 5.00mL NaOH. Then the mixture was diluted to 50.0mL with water. The pH of the solution reads 5.00.
Find with what velocity did the motorcycle leave the cliff : A motorcycle stunt rider rides horizontally off the edge of a vertical cliff of height 8.5 m and lands safely 12.3 m from the base of the cliff. With what velocity did the motorcycle leave the cliff
Determine the distance traveled during this time : A truck accelerates from 20 km/hr to 100 km/hr in 12 seconds. Determine the distance traveled during this time

Reviews

Write a Review

Chemistry Questions & Answers

  When 356 l of ammonia and405 l of oxygen gas at stp burn

when 35.6 l of ammonia and40.5 l of oxygen gas at stp burn nitrogen monoxide and water is produced. after the reaction

  Calculate the ph for hclo

Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.110 M HClO(aq) with 0.110 M KOH(aq).

  Find solution of sodium chloride available in the lab

There is a stock 6.00m solution of sodium chloride available in the lab. What volume of this solution would you need to prepare your solution?

  Calculate the molecular mass of the nonionic solutes 643

calculate the molecular mass of the nonionic solutes 64.3 grams of solute in 3.90 x 102 grams of water raises the

  A glycine buffer is prepared by mixing 100 ml of 10m

question a glycine buffer is prepared by mixing 100 ml of 1.0m glycine ph 6.0 with 100 ml of 0.5m naoh and 300 ml of

  What pressure in atmospheres is necessary

A scientist wishes to compress 50.0 ml of ammonia gas at normal atmospheric pressure to a volume of 1.0 ml. What pressure in atmospheres is necessary?

  Explain how much does the chemical potential of benzene

By how much does the chemical potential of benzene change when the pressure exerted on a sample is increased from 100kPa to 10MPa

  Explain determine the molecular formula of the hydrocarbon

This mixture has density of 1.391g/L and occupies a volume four times as that of pure hydrocarbon. Determine the molecular formula of the hydrocarbon.

  State natural gas

How many kilograms of CO2 are produced by the complete combustion of 1.00kg of this natural gas?

  Explain a process occurs spontaneously and dssystem

A process occurs spontaneously and DSsystem 0DSuniverse > 0The pressure is constant.Both (a) and (b) are correct.All of these answers are correct.

  Define the value of the equilibrium constant in cell

Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell? (c) What is the value of the equilibrium constant fo..

  What is the exact volume of erlenmeyer flask

Determine what is the exact volume of the 250-mL Erlenmeyer flask express your answer (in mL)?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd