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1. If the equilibrium values of Fe3+, SCN- and FeSCN2+ are 9.5 x 10^-4 M, 3.6 x 10-4 M, and 5.7 x 10-5 M respectively, explain what is the value of the equilibrium constant (Kc) for the equation?
2. A solution is prepared by adding 18mL of 0.200 M Fe(NO3)3 [iron (III) nitrate] and 2mL of 0.0020 M KSCN. Compute the initial concentrations of Fe3+ and SCN- in the solution
Calculate the amount of heat required to completely sublime 53.0 g of solid dry ice CO_2 at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3
Determining the free ions of calcium on a similar sample of blood. recommend if the sample requires pretreatment or if it can be calculated directly In each case.
Marshmallow burnt is 0.70 g, mass of the water 39.9, and delta change is 12C 2. Peanut burnt is 0.5 g, mass of the water is 42.6 g, and the delta change is 12C. 3. Popcorn is 0 g burnt, mass of the water is 44.83 g, and the delta change is 1 C.
Find the number of unpaired electrons, magnetic moment and ligand field stabilization energy (LFSE).
Calculate the mass of silver chloride in grams required to make 5.6 grams of silver plating?
Draw the mechanisms and products for the synthesis of vitamin D from 7-dehydrocholesterol. Draw all of the orbitals involved in these reactions and explain the reason for certain conditions and resulting product geometry.
The pka of the amino group is 9.20. Calculate the pI for tyrosine. At what pH is the side chain of tyrosine 1/4 ionized?
Carbon monoxide (CO) has a much smaller dipole moment than expected. This observation has puzzled chemists and led to much argument about the nature of the bonding in the molecule.
Calculate the required quantity of each reagent and the volume of water that must be added for dilution. a. Chlorine water
Write the balanced net ionic equation for the standardization of the sodium thiosulfate solution by combining IO3-(aq) + 8I-(aq) + 6H+(aq) ----->3I3-(aq) + 3H2O(l)
what colligative properties are displayed by each of the following situations?a antifreeze is added to a cars cooling
a chamber is filled with gas and pressurized to 2 atmg and then is connected to a second chamber filled with the same
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