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What is the standard enthalpy change for the combustion of methane gas (CH4) at 298 K and 1 atm pressure?
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Feb 25
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Physical Chemistry
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What is the impact of size and shape of nanomaterials on their electronic and optical properties?
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Quantum Chemistry
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What is the relationship between the size and shape of quantum dots and their photochemical properties?
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What is the stability order of the following inorganic compounds: CaF2, MgF2, and BaF2? Provide a detailed explanation for your answer.
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What is the effect of varying the size and shape of nanomaterials on their catalytic activity for a specific chemical reaction?
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Materials Chemistry
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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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Feb 25
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Chemical thermodynamics
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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 is the solubility of potassium chloride (KCl) in water at 25°C, and how does the solubility change with temperature? Provide a conceptual explanation for why this occurs based on the principles of solvation and intermolecular forces.
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Physical Chemistry
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What is the standard enthalpy of formation of carbon dioxide (CO2) when combustion of graphite and oxygen gas is proceeded? Given the standard enthalpy of formation of graphite is 0, and the standard enthalpy of formation of O2 is 0.
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Feb 25
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ThermoChemistry
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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 influence the solubility of inorganic salts in water and how can we predict the solubility of certain salts?
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Inorganic Chemistry
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How does the size of a quantum dot or quantum well affect its electronic and optical properties, and how can we calculate these properties using quantum chemistry methods?
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Quantum Chemistry
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How does the size and shape of nanoparticles affect their photochemical properties? Provide experimental evidence to support your answer.
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PhotoChemistry
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How does the size and shape of metal nanoparticles affect their catalytic activity in the production of hydrogen gas from water?
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Feb 25
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Materials Chemistry
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How does the size and shape of a nanomaterial affect its electronic and optical properties, and how can we calculate these properties using quantum chemistry methods?
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Quantum 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 size and shape of magnetic particles in a storage device affect its data storage capacity and stability?
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Feb 25
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Materials Chemistry
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What is the standard enthalpy change for the sublimation of solid iodine into gaseous iodine atoms? Express your answer in units of kJ/mol.
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Feb 25
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Chemical thermodynamics
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What is the solubility of calcium carbonate in water at 25°C and what factors determine its solubility?
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Inorganic Chemistry
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