Recent questions in Chemistry

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How do changes in the ligand structure affect the electronic and magnetic properties of transition metal complexes and how can these changes be predicted using computational methods in quantum chemistry?

asked Jan 31 in Quantum Chemistry by BevUgalde242 (270 points)

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1 answer 72 views

How do changes in environmental pH affect the catalytic activity of enzymes?

asked Jan 31 in BioChemistry by GlendaFlick (330 points)

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How do changes in environmental conditions affect the metabolic pathways and molecular networks involved in cellular metabolism? Provide examples using metabolomics and systems biology approaches.

asked Jan 31 in BioChemistry by LynnWang854 (470 points)

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How do changes in atmospheric concentrations of greenhouse gases contribute to global warming and what chemical reactions are involved in their formation and breakdown?

asked Jan 31 in Environmental Chemistry by JuanMcCaughe (310 points)

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How can changes in atmospheric concentrations of greenhouse gases impact global temperatures and what chemical reactions take place to contribute to this effect?

asked Jan 31 in Environmental Chemistry by TysonMacnama (430 points)

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Can you propose a suitable reaction mechanism for the preparation of 2,4-dinitrophenol from phenol and nitric acid, and explain the key reaction steps and intermediates involved?

asked Jan 31 in Chemical synthesis by CamilleWeidn (310 points)

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1 answer 76 views

How do certain drugs interact with each other in the human body, and what is the impact of these interactions on drug efficacy and potential side effects?

asked Jan 31 in Medicinal Chemistry by DianDunning (290 points)

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How do certain chemical modifications in precursor RNA molecules affect splice site selection and ultimately impact the final mRNA isoforms produced during RNA processing?

asked Jan 31 in BioChemistry by VivienScheff (310 points)

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1 answer 91 views

How do certain amino acid sequences affect the folding mechanism of proteins, as observed through molecular dynamics simulations, and how can this information be used to understand and design more effective protein therapeutics?

asked Jan 31 in Computational Chemistry by GwendolynLan (550 points)

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1 answer 67 views

How does the accumulation of ceramides contribute to insulin resistance and Type 2 Diabetes Mellitus in lipid metabolism?

asked Jan 31 in BioChemistry by GrantYagan0 (330 points)

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1 answer 89 views

What are the specific properties of ceramics that make them suitable for use in high-temperature applications, and how can these properties be manipulated to improve their performance in extreme environments?

asked Jan 31 in Materials Chemistry by RolandoT7187 (270 points)

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What are the key material properties that make ceramics suitable for high-temperature applications, and how can these properties be optimized or improved through chemical and material design?

asked Jan 31 in Materials Chemistry by BradleySkt2 (310 points)

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What are the key properties and structural characteristics that make ceramics suitable for high-temperature applications, and how do these properties compare to those of other materials used at high temperatures?

asked Jan 31 in Materials Chemistry by VeolaClay722 (570 points)

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1 answer 72 views

How do the properties of ceramics change at high temperatures, and what makes them suitable for use in high-temperature applications such as gas turbine engines and furnace linings?

asked Jan 31 in Materials Chemistry by FlorentinaCa (210 points)

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1 answer 99 views

How do cells recognize and selectively degrade specific proteins within the cell? Describe the molecular mechanisms that underlie protein degradation and the various pathways involved.

asked Jan 31 in BioChemistry by QBYFlynn2006 (310 points)

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What are the lipid components of cell membranes and how do they contribute to the membrane's structure and function?

asked Jan 31 in BioChemistry by NikiCoombs07 (370 points)

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1 answer 65 views

What parameters affect catalytic activity and selectivity in the hydrogenation of ethylene to ethane using a platinum-based catalyst?

asked Jan 31 in Physical Chemistry by CandiceDurbi (590 points)

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1 answer 86 views

What is the effect of different types of catalysts on the reaction rate of the decomposition of hydrogen peroxide?

asked Jan 31 in Chemical kinetics by AdelaidaLaba (450 points)

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1 answer 69 views

What is the effect of different types of catalysts (such as homogenous and heterogeneous catalysts) on the rate of a specific reaction, and how can this be practically applied in industrial processes?

asked Jan 31 in Physical Chemistry by Joann88M2924 (390 points)

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1 answer 68 views

What is the effect of catalysts on the rate of a chemical reaction in terms of activation energy? And, using the Arrhenius equation, calculate the activation energy for the catalyzed and non-catalyzed reactions and compare the two values.

asked Jan 31 in Physical Chemistry by StaciaSerisi (330 points)

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