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What is the percent yield of a chemical reaction if 50 grams of reactant A were used and 35 grams of product B were obtained, given that the balanced equation for the reaction is:2A + 3B --> 4Cand the theoretical yield of product B is 45 grams?

asked Feb 14 in Chemical reactions by CarmaHaigh40 (430 points)

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How can we use quantum chemistry calculations to predict the selectivity and activity of a catalyst for a specific chemical reaction?

asked Feb 14 in Quantum Chemistry by DesireeElrod (270 points)

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What are the mechanical properties of a polymer-based biomaterial that would make it suitable for tissue engineering applications, and how can these properties be optimized through chemical modifications to the polymer?

asked Feb 14 in Polymer Chemistry by KristyLesage (700 points)

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How can we predict the absorption spectra of a molecule using quantum chemical calculations of excited states?

asked Feb 14 in Computational Chemistry by SantoPortill (350 points)

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How do quantum chemical calculations help in predicting the strengths of non-covalent interactions in different chemical systems? Provide specific examples of chemical systems where accurate predictions have been made using quantum chemical calculations.

asked Feb 14 in Computational Chemistry by KellyeBucher (570 points)

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How does the use of photovoltaic cells, which are the primary component of solar panels, impact the environment in terms of resource consumption and waste generation?

asked Feb 14 in Environmental Chemistry by ShermanWater (370 points)

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How can we predict the electronic and magnetic properties of metal-organic frameworks based on their molecular structure and composition?

asked Feb 14 in Quantum Chemistry by MALMyrtle40 (110 points)

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How does pre-mRNA splicing impact the final structure and function of proteins, and what is the role of small nuclear ribonucleoproteins (snRNPs) in this process?

asked Feb 14 in BioChemistry by ChastityKemp (470 points)

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How do quantum chemical calculations assist in predicting and interpreting electronic transitions in excited states of molecules?

asked Feb 14 in Computational Chemistry by RhodaPerson0 (250 points)

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How can we safely dispose of radioactive waste to minimize its impact on the environment and prevent contamination of surrounding regions?

asked Feb 14 in Environmental Chemistry by WilliamCorco (310 points)

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How can we use quantitative structure-activity relationships (QSAR) to predict the potential toxicity of existing drugs?

asked Feb 14 in Medicinal Chemistry by Mandy1426166 (310 points)

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What is the chemical structure of pyrrole and what are its properties that make it a key building block for many natural products and pharmaceutical drugs? Provide a specific example of a compound derived from pyrrole and explain its medicinal properties.

asked Feb 14 in Organic Chemistry by ArnetteLunds (430 points)

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How do proteases, a type of enzyme responsible for protein degradation, differ in their specificities for different types of proteins, and how do these differences impact protein turnover rates in the body?

asked Feb 14 in BioChemistry by AnnieMacPher (370 points)

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How can the yield and purity of desired flavors be optimized in the production process by adjusting the parameters such as reaction temperature, reaction time, and reactant ratios?

asked Feb 14 in Chemical engineering by TerryNumbers (290 points)

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What is the molecular geometry and the approximate bond angles of the ozone molecule (O3)?

asked Feb 14 in Quantum Chemistry by ElvinDunford (170 points)

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How do proteases contribute to protein degradation and turnover in the cell, and what are the specific mechanisms involved in this process?

asked Feb 14 in BioChemistry by WGZMargarett (250 points)

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How can the yield and purity of the pharmaceutical drug be optimized in the process of production, while minimizing the use of hazardous chemicals and waste generation in the process, using principles of green chemistry?

asked Feb 14 in Chemical engineering by WayneMcLauri (270 points)

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How can we optimize the synthesis conditions of metal-organic frameworks to achieve maximum yield and desired properties?

asked Feb 14 in Materials Chemistry by RhodaKonig1 (430 points)

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What is the specific role of Rubisco in the process of carbon fixation in photosynthesis, and how does its efficiency vary under different environmental conditions?

asked Feb 14 in BioChemistry by FlorenciaSwu (290 points)

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What factors affect the pharmacokinetics of drugs in the body, and how can these factors be manipulated to improve drug efficacy and minimize side effects?

asked Feb 14 in Medicinal Chemistry by LorenzoSuggs (390 points)

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