Explain a voltaic cell consists of a standard h2 electrode

Assignment Help Chemistry
Reference no: EM13319157

A voltaic cell consists of a standard H2 electrode in one half-cell and a Cu/Cu2+ half-cell. Calculate [Cu2+] when Ecell is 0.25 V

Reference no: EM13319157

Questions Cloud

Write material balance to describe rate of change in amount : Draw a diagram of the room with all of the important parameters noted with symboles. Write a material balance to describe the rate of change in the amount of benzene in the air of the room starting from the time the bottle was opened onwards.
What will happen to the equilibrium price and quantity of : If the market for alcoholic beverages is in equilibrium, then the drinking age is reduced from 21 to 18 what will happen to the equilibrium price and quantity of alcoholic beverages.
What would equilibrium price and quantity : The majority of the world’s diamonds comes from Country A and Country B. Suppose that the marginal cost of mining a diamond is $1,000 per diamond and that the demand schedule for diamonds is as follows
Calculate what is the maximum water hammer pressure : A 0.5 m diameter concrete pipe (5.0 cm wall thickness with rigid pipe walls) carries water 600 m before discharging it into another reservoir. The surface elevation of the downstream resevoir is 55 m lower
Explain a voltaic cell consists of a standard h2 electrode : A voltaic cell consists of a standard H2 electrode in one half-cell and a Cu/Cu2+ half-cell. Calculate [Cu2+] when Ecell is 0.25 V
How many moisture of aggregate will be needed : Base course aggregate has a target dry density 119.7 lb/cu ft in place. it will be laid down and compacted in a rectangular street repair area of 2000 ft x 48 ft x 6 in the aggregate in the stockpile contains 3.1% moisture.
Explain the rate of the reaction when it reaches equilibrium : The rate constant of the reaction: a. Depends on the concentration of reactants b. Describes the rate of the reaction when it reaches equilibrium c. Is a thermodynamic constant that is always true for a given reaction d.
What is the initial effect of the tax reduction : How does the total effect of this $20 billion tax cut compare to the total effect of a $20 billion increase in government purchases? Why?
What power should contact lenses have to allow the person : A farsighted person has a near point of 60.0 cm for the left ye and a near point of 90.0 cm for the right eye. What power should contact lenses have to allow the person

Reviews

Write a Review

Chemistry Questions & Answers

  How many photons strike the leaf every second

A green leaf has a surface area of 2.00  cm^2. If solar radiation is 1030  W/m^2, how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 nm for solar radiation.

  Explain what is the equilibrium pressure of hydrogen sulfide

what is the equilibrium pressure of hydrogen sulfide if the equilibrium pressure of hydrogen is 0.103 atm and the equilibrium pressure of sulfur is 0.417 atm?

  State the sulfate and nitrate originated as acids

Assuming that all of the sulfate and nitrate originated as acids. calculate the expected pH of this rain water.

  Calulate the molarity of acetic acid

calulate the molarity of acetic acid in a venegar sample knowing that 5.00mL of vinegar requires 43.50mL  of 0.105 M NaOH to reach the phenolphthalein endpoint in a titration

  Compute the mass of the sample of silver

energy to heat a certain sample of pure silver from 12.0 C to 18.2 C. Calculate the mass of the sample of silver.

  Explain what is the density of aqueous naoh

what is the density of 53.4 wt% aqueous NaOH if 16.7 mL of the solution diluted to 2.00L gives 0.169M NaOH

  Explain what is h° in kj for a reaction

A certain metal, M(s), reacts with O2(g) to form M3O4 (?H°f = -418 kJ/mol). What is ?H° in kJ for a reaction where 2.32 mol of M and excess oxygen form M3O4

  Compute the total hardness in ppm

exactly 16.9mL of EDTA are required to reach the EBT endpoint. calculate the total hardness in ppm CaCO3.

  What is the specific heat of the metal

a 130g piece of metal is heated to 286C and dropped into 87.0g of water at 26C, if the final temperature of the water is 58.3C.

  State the steam is then sent back to the boiler

The steam is then sent back to the boiler (constant pressure heat exchanger) and reheated to 300oC. In a secondary turbine, the steam is expanded to 10kPa.

  Calculate the volume the gas will occupy

A fixed quantity of gas at 24 C exhibits a pressure of 745 torr and occupies a volume of 4.40 L. Use Boyle's law to calculate the volume the gas will occupy if the pressure is increased to 1.88 atm while the temperature is held constant.

  State the reaction between fe3+ and scn-

Write the reaction between Fe3+ and SCN- in which [Fe(SCN)3] forms. b) Determine the equilibrium expression for K associated with this reaction

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