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What is the standard enthalpy change for the sublimation of iodine at 25°C and 1 atm?
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Feb 25
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Chemical thermodynamics
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How does the speed of a molecular dynamics simulation of protein folding affect the accuracy of the results?
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Computational Chemistry
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What is the specific structural difference between the purine and pyrimidine nitrogenous bases present in the nucleic acids, and how does this difference impact their function in DNA and RNA?
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BioChemistry
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What is the maximum amount of NaCl that can dissolve in 100 ml of water at room temperature?
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Physical Chemistry
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What factors determine the stability of inorganic compounds and how can we predict the stability using various methods?
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Inorganic Chemistry
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What is the standard enthalpy change (ΔH°) for the sublimation of iodine (I2) at 298 K, given that the heats of fusion and vaporization of iodine are 15.5 kJ/mol and 41.7 kJ/mol respectively?
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Feb 25
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Chemical thermodynamics
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What is the standard enthalpy change (∆H°) for the sublimation of iodine (I2) assuming ideal gas behavior at 298K?
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Chemical thermodynamics
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How do the size and shape of quantum dots affect their photochemical properties, such as absorption and emission spectra, quantum yield, and stability?
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PhotoChemistry
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What is the solubility of potassium chloride at room temperature in grams per liter and in moles per liter? How do temperature and pressure affect the solubility of potassium chloride in water? Provide a brief explanation with relevant equations.
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Feb 25
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Physical Chemistry
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How does the size and shape of microplastics affect their toxicity levels to marine organisms, and what chemical reactions or processes occur when these microplastics accumulate in the marine food chain?
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Environmental Chemistry
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How does the size and shape of a nanostructure affect its electronic properties and optical behavior, and how can these properties be calculated using quantum chemistry methods?
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Quantum Chemistry
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What is the standard enthalpy of formation of hydrogen gas (H2) given that the standard enthalpy of combustion for hydrogen gas is -286 kJ/mol and the standard enthalpy of formation of water (H2O) is -285.8 kJ/mol?
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ThermoChemistry
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What is the effect of pH on the stability of a silver nanoparticle sol in water?
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Physical Chemistry
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What factors affect the solubility of inorganic salts in water, and how can these factors be used to predict the solubility of a particular salt?
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Inorganic Chemistry
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What factors affect the solubility of inorganic salts in water? Provide specific examples and discuss how they influence the solubility of the salts.
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Inorganic Chemistry
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How does the size and shape of metal ions affect the structure and stability of metal-organic frameworks?
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Computational Chemistry
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How does the strength of intermolecular interactions affect solvation effects in a solution of water and polar solute?
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Feb 25
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Quantum Chemistry
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What are the factors affecting the stability of oil-in-water emulsions and how can they be controlled or manipulated?
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Feb 25
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Surface Chemistry
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How does the size of nanoparticles affect their photochemical properties, and how can this information be applied in the development of more efficient photocatalytic materials for environmental remediation?
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Feb 25
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PhotoChemistry
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How does the solvent polarity affect the photochemical reaction rate of a given compound? Provide examples to explain.
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PhotoChemistry
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