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How does the folding pattern of a protein determine its function?

asked Feb 20 in BioChemistry by DebraKeys12 (1.7k points)

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What is the effect of the excitation wavelength on the fluorescence emission of a specific molecule or material?

asked Feb 20 in Quantum Chemistry by SammieToohey (1.6k points)

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What is the environmental impact of a new industrial project that involves the production of a chemical that is known for its toxicity to aquatic organisms? How can the project be modified to minimize its impact on the environment?

asked Feb 20 in Environmental Chemistry by KreogMoore5 (6.4k points)

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How does the geometry of zeolites affect their catalytic activity in the conversion of methanol to olefins? Use computational methods to investigate different zeolite structures and predict their catalytic performances.

asked Feb 20 in Computational Chemistry by Dylan31U6281 (2.0k points)

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What is the mechanism of the formation of pyridine from acetaldehyde and ammonia, and what are the key intermediate compounds involved in this reaction?

asked Feb 20 in Organic Chemistry by SZVRamon1645 (2.4k points)

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What is the electronegativity difference between a carbon atom with an electronegativity of 2.55 and a hydrogen atom with an electronegativity of 2.20 in a methane molecule?

asked Feb 20 in Chemical bonding by MadeleineCat (1.5k points)

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What is the overall reaction mechanism of an electrophilic addition reaction of HBr to propene? Draw the step-by-step mechanism and explain why this reaction follows Markovnikov's rule.

asked Feb 20 in Organic Chemistry by RoderickKyle (2.4k points)

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What is the effect of temperature on the rate of enzymatic activity for the enzyme lactase, which is responsible for breaking down lactose in milk?

asked Feb 20 in BioChemistry by ZitaHarrell8 (1.8k points)

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What is the mechanism of electrophilic addition reaction between propene and hydrogen bromide, and what product will be obtained?

asked Feb 20 in Organic Chemistry by Eusebia94K98 (2.2k points)

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What is the geometry and polarity of the ammonia molecule, NH3?

asked Feb 20 in Inorganic Chemistry by EmerySynan65 (1.8k points)

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What is the enthalpy of ionization of magnesium if it requires 576 kJ/mol of energy to completely remove one electron from a gaseous magnesium atom?

asked Feb 20 in ThermoChemistry by KellyStreeto (1.6k points)

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What is the mechanism of formation of N-methylacetamide from N-methylamine and acetic anhydride?

asked Feb 20 in Organic Chemistry by FerminClatte (1.8k points)

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How does the electronic configuration of transition metal complexes affect their reactivity towards ligands in inorganic chemistry?

asked Feb 20 in Inorganic Chemistry by TroyWitcher8 (2.1k points)

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How do the electronic and optical properties of graphene and 2D materials vary with changes in their structural defects and doping level?

asked Feb 20 in Quantum Chemistry by MoniqueBrins (1.9k points)

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What is the effect of the excitation wavelength on the quantum yield and fluorescence lifetime of a commercial fluorescent dye? Can you explain the mechanism behind these effects?

asked Feb 20 in PhotoChemistry by TeshaDeuchar (1.9k points)

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What is the mechanism of the formation of furan from 1,4-butanediol using acidic conditions?

asked Feb 20 in Organic Chemistry by MargotFalkin (2.1k points)

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What is the enthalpy change for the ionization of one mole of magnesium in the gas phase, given that the ionization energy of magnesium is 738 kJ/mol and the electron affinity of magnesium is -50.1 kJ/mol? Show your work and include units in your answer.

asked Feb 20 in ThermoChemistry by AnibalX1615 (2.1k points)

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What is the heat capacity of a substance if it takes 345 Joules of energy to raise the temperature of 15 grams of the substance by 12 degrees Celsius?

asked Feb 20 in ThermoChemistry by 540252730007 (1.9k points)

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How does the excess of nitrogen and phosphorus in water bodies promote the growth of harmful algal blooms, and what are the chemical mechanisms behind this phenomenon?

asked Feb 20 in Environmental Chemistry by HolliePutman (2.0k points)

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What is the enthalpy change for the ionization of hydrogen atoms in the gas phase, given that the ionization energy of a hydrogen atom is 1312 kJ/mol?

asked Feb 20 in ThermoChemistry by MargueriteSa (2.1k points)

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