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(a) Explain why there is no distinction between low and high-spin arrangements for an octahedral d8 metal ion. (b) Discuss the factors that contribute to the preference for forming either a high- or a low-spin d4 complex. (c) How would you distinguish experimentally between the two configurations in (b)?
Diagnostic reactions are those used in medicine to figure out what may be causing a problem. Can you go into detail concerning one such test you or someone you know has undergone? Share one balanced chemical equation related to this, and be sure t..
What is value of the activation energy, Ea, for this reaction. What is the value of the pre-exponential factor (sometimes called the frequency factor), A, for this reaction
what is the dosage of quinine when a 170lb adult takes a 400.0 mgtablet? Express in ug quinine per kg of body weight.
calculate the equivanent weight of the acid. (B) How many moles of protons were titrated? (C) How many moles of H3PO4 were titrated? (D) How many grams of H3PO4 were titrated?
Consider the following balanced thermochemical equation for the decomposition of the mineral magnesite: MgCO3(s) => MgO(s) + CO2(g) ?Hrxn = 117.3 kJ What is ?H in kJ when 41.56 g of CO2 reacts with excess MgO
The first ionization energy of bismuth is Ei1=+703 KJ/mole. What is the longest possible wavelenghth of light that could ionize an atom of bismuth?
1.60 M solution(78.0 mL ) is diluted to a volume of 278 mL and a 139-mL portion of that solution is diluted using 175 mL of H 2 O ,water determine the final concentration?
Assume that the following terpenoid is derived biosynthetically from isopentenyl diphosphate and dimethylallyl diphosphate, each of which was isotopically labeled at the diphosphate-bearing carbon atom (C1). Click on the carbons that would be isot..
Consider the titration of 40.0 mL of 0.050 M of the fully protonated form of tryptophan with 0.10 M KOH. Calculate the pH of the solution at the following points
If 16.0 g of methanol are reacted with an excess of PBr3, how many grams of CH3Br would be formed if there is a 25.0% yield
Calculate the grams of potassium iodate, KIO3 (FM 214.00) required to react with 25.0mL of a 0.0700M solution of sodium thiosulfate, Na2S2O3
A brewery has a horizontal conveyor belt to transfer malted barley from a storage silo to the mash tun (the large vessel where the malted barley is steeped in hot water)
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