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How does the intensity of light affect the rate of photochemical reactions in a specific organic compound?

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

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What is the equilibrium constant expression for the ionization of acetic acid, CH3COOH, in water and calculate the equilibrium constant (Ka) at 25°C if the pH of a 0.1 M acetic acid solution is 4.90?

asked Feb 20 in Chemical equilibrium by TereseAbner (1.8k points)

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How does the pore size and shape of zeolites affect their catalytic activity in the conversion of methanol to gasoline? Use computational chemistry methods to determine the most effective zeolite catalyst for this process.

asked Feb 22 in Computational Chemistry by WaldoBeak339 (2.2k points)

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How does the level of dissolved oxygen in water bodies affect the survival of aquatic organisms in polluted water?

asked Feb 20 in Environmental Chemistry by BlancaVennin (1.5k points)

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What is the effect of an increase in temperature on the ionization constant, Ka, of a weak acid with an initial concentration of 0.1 M and a pKa of 4.74? If the temperature is increased from 25°C to 35°C, what would be the new value for Ka?

asked Feb 20 in Chemical equilibrium by WhitneyCarey (1.8k points)

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What is the major product formed when toluene reacts with Br2 in the presence of FeBr3 catalyst? Explain the reaction mechanism involved.

asked Feb 20 in Organic Chemistry by RosarioUsher (2.0k points)

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What is the mechanism behind the movement of charged particles in a colloidal system under the influence of an electric field? How can we use knowledge of electrokinetic phenomena to control the behavior and stability of colloidal suspensions?

asked Feb 20 in Surface Chemistry by LaureneLevin (2.7k points)

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1 answer 80 views

What is the coordination geometry and oxidation state of the metal ion in the active site of the enzyme carbonic anhydrase? How do these factors contribute to the function of the enzyme?

asked Feb 20 in Coordination Chemistry by MerissaStins (1.8k points)

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What is the molecular geometry and bond angles of ammonia (NH3) molecule?

asked Feb 21 in Quantum Chemistry by Lizzie32E683 (1.8k points)

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What is the molecular geometry of ammonia (NH3) and what type of intermolecular forces are present in the compound? Calculate the bond angles and explain the hybridization of the central atom.

asked Feb 21 in Chemical bonding by StanGjo3033 (1.9k points)

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How does the metabolic pathway of glycolysis differ between cancer cells and normal cells, and what specific metabolites and enzymes are involved in these differences?

asked Feb 20 in BioChemistry by ArronXev3244 (1.7k points)

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How does the metabolic pathway of glucose differ between a normal cell and a cancerous cell, and what potential targets can be identified for cancer treatment based on this difference?

asked Feb 20 in BioChemistry by MaynardErb58 (2.0k points)

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How do the mechanical properties of biodegradable polymer coatings affect the performance and lifespan of medical implants such as heart stents under various stress conditions?

asked Feb 20 in Materials Chemistry by IvoryWithers (1.8k points)

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What is the effect of alloy composition and microstructure on the mechanical properties (such as tensile strength and ductility) of aluminum-copper alloys designed for use in aerospace applications?

asked Feb 20 in Materials Chemistry by ArlenBieber1 (1.9k points)

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What is the coordination geometry and number of the metal center in hemoglobin and myoglobin? How does this affect the binding and transport of oxygen in these metalloproteins?

asked Feb 20 in Coordination Chemistry by TysonNettles (1.5k points)

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What is the Lewis structure of the water molecule, H2O?

asked Feb 20 in Chemical bonding by RebekahH3016 (1.9k points)

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How does the modification of primary RNA transcripts through RNA processing and splicing affect the regulation of gene expression in eukaryotic cells?

asked Feb 21 in BioChemistry by KWFErin73234 (1.9k points)

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How do the mechanical and thermal properties of polymer-based composites used in aerospace applications vary with the type and concentration of reinforcing materials such as carbon fibers or nanoparticles?

asked Feb 20 in Polymer Chemistry by ErickAshton2 (1.9k points)

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What is the magnetic moment of [Fe(H2O)6]2+ complex ion?

asked Feb 20 in Inorganic Chemistry by Valeria1137 (1.9k points)

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How does the initial concentration of the reactants affect the reaction rate in the chemical reaction between hydrochloric acid and magnesium?

asked Feb 20 in Chemical kinetics by HarryNewell7 (1.9k points)

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