Explain how to calculate the mass of pb(s) plated out

Assignment Help Chemistry
Reference no: EM13523849

If an aqueous solution containing Pb^2+ ions is electrolyzed using a current of 0.900 amps, calculate the mass of Pb(s) plated out after 50 minutes.

Reference no: EM13523849

Questions Cloud

Calculate the wires linear charge density : A proton orbits a long charged wire, making 1.80 revolutions per second. The radius of the orbit is 1.10. What is the wire's linear charge density
Find the ratio of the french decimal to the standard week : For about 10 years after the French revolution, the French government attempted to base measures of time on multiples of ten: One week consisted of 10 days, find the ratio of the French decimal week to the standard week
Explain a red blood cell with an inner concentration nacl : A red blood cell with an inner concentration of 0.9 g NaCl per 100 mL of solution is placed into a 2.0 g NaCl per 100 mL solution
Calculate the pressure on top of the sea lab : A sea lab 5.0 m high is to be designed to withstand submersion to 150 m, measured from sea level to the top of the sea lab. Calculate the pressure on top of the sea lab
Explain how to calculate the mass of pb(s) plated out : If an aqueous solution containing Pb^2+ ions is electrolyzed using a current of 0.900 amps, calculate the mass of Pb(s) plated out after 50 minutes.
Explain how many moles of koh are formed in the same period : In the electrolysis of KCl(aq), how many liters of Cl2(g) are formed, measured at STP, by a current of 10.0 amps for 1.5 hours. How many moles of KOH are formed in the same period
What was the misplacement in both picas and points : Spacing in most book are generally done in units of points and picas: 12 points = 1 pica, and 6 picas = 1 inch what was the misplacement in both picas and points
What is the charge per unit area on the plates : A horizontal beam of electrons initially moving at 4.2 107 m/s is deflected vertically by the vertical electric field between oppositely charged parallel plates, What is the charge per unit area on the plates
Evaluate the minimum voltage required for the electrolysis : Sketch a cell which depicts the electrolysis of a 1.00 M aqueous solution of HCl. Assume both the electrodes are copper. Indicate the ions in the solution and the half-reaction at each electrode. Calculate the minimum voltage required for the elec..

Reviews

Write a Review

Chemistry Questions & Answers

  Explain a certain temperature mol of ca(oh)2 dissolves

1 mol of Ca(OH)2 is placed in 2 L of water and stirred. At equilibrium, at a certain temperature, 0.0180 mol of Ca(OH)2 dissolves. What is Keq

  Compute the ph at the equivalence point for methylamine

Calculate the pH at the equivalence point for the titration of 0.240 M methylamine

  Explain calcium carbonate and an inert binder calculate

Assuming that the tablet contained only calcium carbonate and an inert binder calculate the mass of calcium carbonate and mass percent of calcium carbonate.

  Compute the mass of pure water recovered per mass of water

Calculate the mass of pure water recovered per mass of water in the process feed. A.3) Calculate the weight percent of salt leaving the 5th evaporator. (Note: Thoughtful selection of control volume can save you a lot of algebra.)

  Explain the 20 ml of water added to the erlenmeyer flask

the 20 ml of water added to the erlenmeyer flask is to be previously boiled deionized water. Since water does absorb CO2 from the atmosphere and since CO2 dissolved in the water causes it to be slightly acidic

  Compute the mass percentage of the cobalt

It is known that the Co2+-ligand complex obeys the Beer-Lambert Law. Calculate the mass percentage of the cobalt in the original sample.

  Determine the ph of solution

Need to prepare a solution of 0.2 L 0.4 M then determine how many cm^3 of a solution of H2SO4 (sulfuric acid) 80.0%

  Explain how a buffer system works using the following

pH of 20.0 mL of 0.10M acetic acid/sodium acetate buffer before and after the addition of 2.0 mL of 0.10 M NaOH; 2.0 mL 0.10 M HCl

  Calculate the equilibrium constant for the reaction

At 600 degrees C, the equilibrium constant for the reaction 2HgO(s) --> 2Hg (l) +O2 (g) is 2.8. Calculate the equilibrium constant for the reaction 1/2O2(g) + Hg(l) --> HgO (s)

  What is the longest wavelength of radiation with enough

A carbon-carbon bond requires 348kj/mol to break. What is the longest wavelength of radiation with enough energy to break carbon-carbon bonds?

  How many milliliters of coffee can be obtained

A pound of coffee beans yields 54 cups of coffee (4 cups = 1qt ). How many milliliters of coffee can be obtained from 1g of coffee beans?

  State the ka of a monoprotic weak acid

The Ka of a monoprotic weak acid is 7.76 × 10-3. What is the percent ionization of a 0.127 M solution of this acid?

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