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What type of hybridization occurs in the molecule of methane (CH4)?
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Feb 13
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Chemical bonding
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How can the yield of the food additive production process be improved without compromising the purity and quality of the product?
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Feb 13
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Chemical engineering
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What is the molar mass of iron(III) sulfate hexahydrate?
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Feb 13
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Inorganic Chemistry
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How many geometric isomers are possible for the coordination compound [Co(NH3)4Cl2]+?
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Feb 13
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Coordination Chemistry
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What is the total number of electrons transferred when a current of 2.0 A flows through a solution of CuSO4 for 15 minutes? Given that the molar mass of CuSO4 is 159.61 g/mol and the Faraday constant is 96,485 C/mol.
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Feb 13
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ElectroChemistry
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What is the effect of increasing the concentration of ammonia ligands on the formation of copper(II)ammonia complex ion? Provide a balanced chemical equation and calculate the equilibrium constant (Kf) for the reaction.
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Feb 13
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Chemical equilibrium
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LorenaReinha
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What is the effect of ligand substitution on the photochemical properties of coordination compounds? Provide specific examples and discuss the underlying principles involved.
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Feb 13
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PhotoChemistry
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How does increasing the pressure affect the equilibrium position of the reaction N2(g) + 3H2(g) ⇌ 2NH3(g)?
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Feb 13
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Chemical equilibrium
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MercedesLang
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What is the effect of ligand substitution on the photochemical properties of lanthanide complexes? Provide an experimental analysis of the photophysical and photochemical behavior of a chosen lanthanide complex before and after ligand substitution.
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Feb 13
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PhotoChemistry
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What is the effect of altering the reactant concentrations on the rate of chemical reactions that follow a consecutive mechanism? Provide a detailed explanation with the necessary chemical equations and experimental evidence to support your answer.
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Feb 13
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Chemical kinetics
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How does the concentration of nitrogen and phosphorus compounds contribute to the process of eutrophication in aquatic ecosystems, and what are the potential negative impacts on the ecosystem and human health?
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Feb 13
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Environmental Chemistry
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How do metal ions coordinate with proteins or enzymes to facilitate their biological functions? Please explain with the help of an example.
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Feb 13
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Coordination Chemistry
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What is the nature of electronic excitations in a given molecule, and what is the mechanism of excited state dynamics, as predicted by ab initio calculations?
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Feb 13
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Computational Chemistry
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How does genetic variation influence the metabolism and efficacy of anti-cancer drugs in different patient populations?
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Feb 13
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Medicinal Chemistry
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What is the hybridization of the central atom in the compound SF6?
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Feb 13
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Inorganic Chemistry
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What is the effect of high concentration of heavy metals present in landfill leachate on the quality of groundwater and what chemical processes are involved in the transport and eventual fate of these contaminants in the groundwater system?
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Feb 13
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Environmental Chemistry
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What is the standard electrode potential of a copper electrode if it is combined with a zinc electrode in a galvanic cell, and the measured cell potential is 1.10 V at 298 K? Given: E°(Zn²⁺/Zn) = -0.76 V and E°(Cu²⁺/Cu) = 0.34 V.
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Feb 13
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Physical Chemistry
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BradConger9
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What is the role of metal ions in the catalytic activity of metalloenzymes and metalloproteins, and how does the coordination geometry of the metal ion affect the enzyme's function?
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Feb 13
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Coordination Chemistry
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Phillipp57B1
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What are the photochemical properties and mechanisms behind the effectiveness of various sunscreen agents, and how do these properties prevent UV radiation from damaging the skin?
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Feb 14
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PhotoChemistry
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WhitneyCarey
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How do the physical properties of liquid crystals differ from normal liquids, and what accounts for these differences?
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Feb 13
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Physical Chemistry
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