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Calculate the potential at 25ºC (298K) of the electrode produced by placing an iron rod into a solution containing 0.050 M Fe2+ solution. This should be done using the Nernst Equation and the Eº values.
How many molecular orbitals will be formed by combination of the 3s and 3p atomic orbitals in 1.0 mol of Mg atoms. At 0 K, what fraction of these orbitals will be occupied by electron pairs (all orbitals filled up to the Fermi level)
if your pipet was calibrated incorrectly so it transferred too muchsolution the density you calculated for the liquid
Problem- Explain the difference between UV/Vis and Fluorescence spectrophotometry. a) Which has greater sensitivity? b) Draw 2 block diagrams to illustrate the differences
what change in the number of moles of Ag occurs in the system? (2)what change in the concentration of Ag occurs in the system?
A particle of mass m and charge q is dropped from the height of h towards a point charge Q, which lies on the ground. What is the minimum distance
Calculate the theoretical yield of C2H5Cl when 110 g of C2H6 reacts with 226 g of Cl2, assuming that C2H6 and Cl2 react only to form C2H5Cl and HCl.
By combining your answers and using the average bond enthalpy for C-H (413 kJ/mol) calculate the average bond enthalpy for the carbon-carbon bonds in C6H6
What substance (element on the periodic table) resides at the heart of the structure of vitamin B12? 2 points
A horse ate some ration that was equivalent to 4000. kJ. In this case assume that none of thatenergy was stored or used in the animal's body but that all of this energy was lost in the form ofperspiration
1. what mass of phosphorous trichloride forms when 125g of P4(S) reacts with 323g of chlorine gas?
Problem- What is the concentration of K+\rm K^+ ions in a 0.045 M~M K2CO3\rm K_2CO_3 solution assuming complete dissociation
The standard deviation of the analytical method was determined to be +/-2.3%. What is the standard deviation overall? And in order to reduce the overall standard deviation to +/- 5.0%
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