Answers by BobbieWinkel

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How does changing the functional used for density functional theory calculations affect the predicted electronic properties (such as band gap, work function, and binding energy) of a specific material?

answered 2 days ago in Computational Chemistry

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What is the concentration of iron (Fe) in a sample of water collected from a nearby river using spectrophotometric analysis?

answered 6 days ago in Analytical Chemistry

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Calculate the lattice energy of MgO using the Born-Haber cycle given the following information: the standard enthalpies of formation of MgO(s), Mg(g), and O2(g) are -601.6 kJ/mol, 147.3 kJ/mol and 0 kJ/mol respectively, the ionisation energy of Mg(g) is 737.7 kJ/mol, the electron affinity of O2(g) is -141 kJ/mol, and the bond energy of the O2 molecule is 498 kJ/mol.

answered Jan 23 in Inorganic Chemistry

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Calculate the enthalpy of adsorption of hydrogen gas on platinum at 298 K, given that the maximum coverage of hydrogen on the platinum surface is 0.5 monolayers and the equilibrium constant for the process at 298 K is 2.5 x 10^3. Assume that the adsorption process is exothermic and that the standard enthalpy of formation of water is -286 kJ/mol.

answered Jan 23 in ThermoChemistry

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What are the conditions that need to be in place for the contact hypothesis to work?

answered Jan 20 in Psychology

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What is transference and how is it used in therapeutic settings?

answered Jan 13 in Psychology

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What is observed when two perpendicular flagella moves?

answered Jan 6 in Science

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What is a continuous flow of electric charges called?

answered Jan 6 in Science

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What compounds contain only carbon and hydrogen?

answered Jan 6 in Science

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What are surface currents generally caused by?

answered Jan 3 in Science

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