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A voltaic cell is created with one half-cell consisting of a copper electrode immersed in 1.0 M CuSO4 solution and the other half cell consisting of a lead electrode immersed in a 1.0 M Pb(NO3)2 solution. Each half-cell is maintained at 25o C. What is the cell potential, in volts?
the equilibrium constant for the reaction hno2aq h2ol rarrno-2 aq h3oaq is 4.3 times 10-4 at 25? c. will nitrous acid
What mass of carbon dioxide (in kg) is produced upon the complete combustion of a typical tank of propane containi 18.9 L. The density of the propane is 0.621 g/ mL Hint: begin by writing a balanced rquation for the combustion reaction.
How many minutes would a solution of Cd2+ have to be electrolyzed with a 2.420 A current to plate out 1.77 g of Cd? min
You are to prepare 250 grams of 7.00% sodium carbonate solution. How many grams of sodium carbonate and how many mL of water do you use?
the pkas of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0 respectively.a. determine the keq for the
We are asked to construct an energy level diagram (molecular orbital) for the molecule SO. We are then asked to comment on the ionic species of SO - bond order, bond distance etc. So far so good.
A 10.00L vessel conatining CO2 has an internal pressure 20.0 atm at 273K Calculate the number of Moles Using the virial equation and van der wals equation
Report the actual mass of H2O delivered to the flask. (Density of water = 1g/mL at 25°C.) (Poured 100mL of water in flask)
A sample of C3H8 Has 3.84X10^24 H atoms. a) how many carbons does the sample contain b) calculate the total mass of the sample
A gaseous fuel mixture stored at 745mmHg and 298 K contains only methane CH4 and propane C3H8. When 11.5L of this fuel mixture is burned, it produces 774kJ of heat. What is the mole fraction of methane in the mixture
In a separate experiment, 41.6 g of ClF3 was introduced into an empty 2.00 L container at 700.0 K . What are the concentrations of ClF3, ClF, and F2 when the mixture reaches equilibrium
Lead(II) sulfide reacts with hydrogen peroxide to form lead(II) sulfate and water. How many grams of hydrogen peroxide are needed to react completely with 265 g of lead(II) sulfide?
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