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Determine the cell reaction, the standard cell potential (E0cell) and the half-cell that acts as the cathode for the voltaic cells composed of the following half-cells.
b. Ni^2+(aq) + 2e^- --> Ni(s)
Ag^+ (aq) + e^- --> Ag(s)
Imagine that you have a 6.00L gas tank and a 3.50L gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
calculate delta s values for following reactions. in each case, account for the sign of delta s. a) C2H4(g) + H2(g) ---> C2H6(g)
Consider the mechanism of reduction of WO3. At least two mechamisms are possible to the formation of HxWO3 during intercalation of WO3
suppose the flame on a gas burner emits light just like a blackbody. The flame appears blue, emitting most of its light at a wavelength of 475 nanometers.
Find out the eq molar concentration of SCN- in the system.( Kc=[FeNCS2+]/[Fe3+][SCN-] =271.5)
How many moles of naoh do you have to add to the solution in part a so that the ph will increase by 0.2?
If 5.78 mol of ethane (C2H6) undergo combustion according to the unbalanced equation C2H6 + O2 = CO2 + H2O how much oxygen is required?
calculate the initial reaction rate when [O3] & [NO] remain essentially constant at the values [O3]0= 7.48 x 10-6 M & [NO]0= 3.26 x 10-5M, owing to continuous production from separate sources.
What is the mechanism of the synthesis of the dye para red from anilin?
Classify the following pair of compounds as the same compound, enantiomers, diastereomers, constitutional isomers, or not isomeric. Also, select the correct IUPAC name
how do you calculate the number of equivalents of NaOH required to reach the equivalence point?
When the flask is allowed to cool the vapor condenses and aire again refulls the flask. Re weighing the flask and figure out the the wight of the unknown vapor which filled the flask during the boiling. Explain why it is not necessary to know the w..
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