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How does the rate of reaction affect the selectivity of reaction in the synthesis of methyl salicylate from salicylic acid and methanol? Can you propose a mechanism to explain the observed selectivity at different reaction rates?

asked Feb 22 in Chemical kinetics by TaylaBromby8 (2.2k points)

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How does the presence of a small amount of impurities affect the liquid crystalline phase behavior and optical properties of a given substance?

asked Feb 22 in Physical Chemistry by Alexis87J090 (1.6k points)

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How does the presence of one drug affect the metabolism of another drug in the human body, and what are the potential consequences of drug-drug interactions on the efficacy and safety of medicinal treatments?

asked Feb 22 in Medicinal Chemistry by JonasQuj2910 (2.1k points)

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How does the presence of a protein affect the structural stability and flexibility of DNA in molecular dynamics simulations, and what are the underlying molecular mechanisms of this interaction at the atomic level?

asked Feb 22 in Computational Chemistry by LesleyTharp (1.9k points)

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How does the presence of a metal catalyst affect the activation energy of a catalytic reaction, and what is the relationship between the electronic properties of the metal and its catalytic activity as predicted by density functional theory calculations?

asked Feb 22 in Computational Chemistry by ChastityHoll (1.8k points)

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What is the step-by-step procedure for the preparation of 2,4-dichloronitrobenzene from nitrobenzene and chlorine gas, and what are the physical and chemical properties of the final product?

asked Feb 22 in Chemical synthesis by LibbyHollera (2.4k points)

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How do the primary, secondary, tertiary, and quaternary structures of a protein affect its overall function, and what chemical bonds and interactions are involved in the folding and stabilization of these structures?

asked Feb 22 in BioChemistry by FinleySalern (1.6k points)

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How does the presence of impurities affect the adsorption properties of a metal surface in a catalytic reaction?

asked Feb 22 in Physical Chemistry by VicenteWinif (1.8k points)

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How does the presence of a functional group on the fluorescent dye molecule affect its photochemical properties, such as excitation and emission wavelengths?

asked Feb 22 in PhotoChemistry by PatsyRubin2 (2.2k points)

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How does the presence of different functional groups on cations and anions affect the viscosity of ionic liquids at different temperatures?

asked Feb 22 in Physical Chemistry by JerroldCleve (2.0k points)

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What is the predicted molecular geometry of a molecule with the chemical formula CO2?

asked Feb 22 in Chemical bonding by HarleyOreill (1.9k points)

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How does the rate of a chemical reaction change with an increase or decrease in temperature? Provide experimental evidence to support your answer.

asked Feb 22 in Chemical kinetics by TaylaBromby8 (2.2k points)

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What is the predicted molecular geometry of a molecule of XeF4, and what is the hybridization of the central atom?

asked Feb 22 in Chemical bonding by Regina84W280 (1.7k points)

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How does the presence of heavy metals, such as cadmium, lead, and mercury, in soil affect the growth and productivity of crops in agriculture?

asked Feb 22 in Environmental Chemistry by DanielleVanw (2.3k points)

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How does the presence of different functional groups affect the molecular dynamics and energy transfer processes in organic compounds? Provide specific examples and explain the underlying quantum mechanical principles that govern these processes.

asked Feb 22 in Quantum Chemistry by PercyBanning (1.6k points)

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How does the presence of different functional groups affect the mechanism of photochemical reactions in organic compounds? Provide specific examples to support your answer.

asked Feb 22 in PhotoChemistry by CharleyPrior (1.8k points)

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What are the precise conditions required to prepare 2,4,6-trinitrotoluene from toluene and nitric acid? What is the yield of the reaction, and how can it be optimized?

asked Feb 22 in Chemical synthesis by JodieBaskett (1.8k points)

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1 answer 86 views

What is the mechanism behind the pinacol-pinnacolone rearrangement and how does it relate to the stereochemistry of the reactants and products? Provide specific examples and discuss the factors that influence the reaction rate and product yield.

asked Feb 22 in Organic Chemistry by SherrylP401 (2.4k points)

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How does the presence of heavy metals such as cadmium and lead in soil affect the growth and nutritional quality of crops, and what are some remediation techniques that can be used to mitigate their negative impact?

asked Feb 22 in Environmental Chemistry by KatriceS6445 (1.7k points)

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1 answer 71 views

What is the effect of pressure on the rate of the reaction between hydrogen gas and iodine gas to form hydrogen iodide?

asked Feb 22 in Chemical kinetics by ChastityHoll (1.8k points)

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