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A compound contains a transition metal coordination complex. This coordination complex consists of one iron(III) ion with three C2O42- ions attached as ligands. Which formula below describes a compound that fits this description?
a) Fe(C2O4)3
b) Fe(C2O4)3](SO4)3
c) Ca3[Fe(C2O4)3]
d) K3[Fe(C2O4)3]
e) [Fe(C2O4)3]Cl3
Somebody puts an expandable balloon on the opening of the bottle, without any gas escaping. The outside pressure is 1.10atm and the temperature has decreased to 25.8 degree celsius. Calculate the new volume of the gas.
Explain Molecular and Empirical Formulas, Ibuprofen, a headache remedy, contains 75.69% C, 8.80% H and 15.51% O by mass, and has a molar mass of 206g/mol.
A 0.4780-g sample of impure Ca(OH)2 is dissolved in enough water to make 57.00 mL of solution. 20.00 mL of the resulting solution is then titrated with 0.1140-M HCl.
To be effective, intracellular signaling molecules must be inactivated/removed when their effects are no longer needed. Provide the methods by which this occurs for the following classes of intracellular messengers
Given that ?G°f for NH3 = -16.67 kJ/mol, calculate the equilibrium constant for the following reaction at 298 K: N2(g) + 3 H2(g) qe 2 NH3(g)
calculate the density and # of moles of a 10% Bromine Solution used in an experiment. Does the 10% refer to v/v or g/v in solution? I used 350 ul of the Bromine Solution
many gases are shipped in high-pressure containers. consider a steel tank whose volume is 65.0l and which contains o2
A 11.90 mL sample of this stock solution is added to 52.50 mL of water. Calculate the concentration of ammonium ions and sulfate ions in the final solution.
Draw any one of the skeletal structure of a secondary alkyl bromide with a molecular formula C6H13Br and two stereogenic centers. Indicate chirality by using wedge and hash wedged notation.
Draw the general reaction scheme for an amino acid reacting with ninhydrin and then draw the structures for each component in the solvent system of the following:
What is the relationship between the structures of esters and their odors. What is the relationship between the structures of esters and the carbonyl peaks from IR spectra
Pyridine(C5H5N) is a weaker base in H2O than 2,6 lutidine (dimethylpyridine), but we observe that the pyridine-BF3 complex is more stable than the comparable lutidine-BF3. Explain the reason for this inversion in stabilities.
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