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Topic 1: Chemistry: The Science of Change, Topic 2: Atoms and the Periodic Table, Topic 3: Quantum Theory and the Electronic Structure of Atoms. Please note: I would need someone who really knows this stuff well as I am really trying to get a 100%.
Locate electronic spectral parameters for the tris(ethylenediamine)nickel(II) ion in solution and the magnetic moment (in Bohr magnetons) for a salt (indicate the counter ion). Spectral parameters should include: wavelengths of absorption maxima (..
Use the thermodynamic data in Appendix B to calculate the standard cell potential and the equilibrium constant at 25 for the cell reaction in a direct methanol fuel cell
What volume of 0.450M MgSO4 x 7H2O (magnesium sulfate heptahydrate) is needed to react with HPO4^2- in 8.25 grams of fertilizer
Question- Photochemical reactions often produce different products than thermal reactions with the same reactants. why?
Many household cleaning products contain oxalic acid, H2C2O4, a diprotic acid with the following dissociation constants
Which side left or right does the equilibrium lay for the subsequent reaction as well as explain the reason- CH3COOH (pKa =4.8) + NH3 Û CH3COO-_ + NH4+
NH3 is a weak base (Kb=1.8 x 10^-5) and so the salt NH4Cl acts as a weak acid. What is the PH of a solution that is 0.039 M in NH4Cl?
Calculate the equilibrium concentrations of IO3- and Cd2+. Assume volumes are additive, and the temperature remains constant
suppose that 26 g of each of the following substances is initially at 29.0degrees c. what is the final temperature of
The electron microscope has been widely used to obtain highly magnified images of biological and other types of materials. When an electron is accelerated through a particular potential field,
identify the acid(proton donor) and base(proton acceptor) for the reactants in each of the following
What mass of carbon dioxide is present in 1.00m^3 of dry air at a temperature of 25c and a pressure of 731torr? Calculate the mass percentage of oxygen in dry air.
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