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What is the effect of temperature on the rate of catalysis by the enzyme amylase, and how does the addition of an inhibitor molecule affect this rate at different temperatures?

asked Feb 20 in BioChemistry by AlfonsoJanze (1.9k points)

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1 answer 35 views

How does the molecular structure of a surfactant influence its surface tension reducing properties?

asked Feb 21 in Surface Chemistry by RobynButz517 (1.9k points)

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How can the use of a specific material affect the efficiency of a solar cell? Identify and characterize a new material that could potentially improve solar cell efficiency, and conduct experiments to test its effectiveness.

asked Feb 20 in Materials Chemistry by Tyler10U150 (2.4k points)

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1 answer 92 views

What is the effect of temperature on the surface tension of a lipid bilayer in a biomembrane? How does this affect membrane integrity and permeability?

asked Feb 20 in Surface Chemistry by Sterling80B (2.1k points)

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1 answer 98 views

What is the effect of catalyst particle size on the rate of a heterogeneous catalytic reaction and how does it relate to the mechanism of the reaction?

asked Feb 19 in Surface Chemistry by JaysonMcKenn (2.3k points)

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How does the electrokinetic potential of a colloidal system change with varying pH levels?

asked Feb 20 in Surface Chemistry by DebbraCarder (2.3k points)

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1 answer 95 views

What is the effect of pH on the rate of reaction between hydrochloric acid and magnesium?

asked Feb 19 in Chemical kinetics by ClevelandHaw (2.4k points)

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What is the effect of activated carbon particle size on the adsorption of toxic gas pollutants from air?

asked Feb 19 in Surface Chemistry by FinleySalern (1.6k points)

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What is the enthalpy change (in kJ/mol) for the combustion of methane, CH4(g), given the following thermochemical equation:CH4(g) + 2 O2(g) -> CO2(g) + 2 H2O(l)ΔHrxn = -890.3 kJ/mol

asked Feb 20 in ThermoChemistry by KelleS495456 (1.9k points)

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1 answer 98 views

What is the effect of a change in reactant concentration on the rate of a reaction, and how does the reaction mechanism play a role in determining this effect? Provide experimental evidence to support your answer.

asked Feb 19 in Chemical kinetics by DoloresLocke (1.7k points)

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1 answer 87 views

How does the electronic configuration of an inorganic compound impact its reactivity towards other compounds, and can this be predicted based on the type of elements present in the compound?

asked Feb 20 in Inorganic Chemistry by MilfordFlore (2.0k points)

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1 answer 95 views

What is the effect of nanoparticle size on the surface area-to-volume ratio and how does this affect the properties of nanoparticles?

asked Feb 19 in Physical Chemistry by BlaineBeasle (2.0k points)

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1 answer 94 views

What is the effect of substrate concentration on the rate of enzyme activity, and how does the presence of an inhibitor affect this relationship in Enzyme kinetics?

asked Feb 19 in BioChemistry by EtsukoCantwe (1.8k points)

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1 answer 101 views

How do the crystalline structures of different types of polymers affect their mechanical properties?

asked Feb 19 in Polymer Chemistry by CorineSasaki (1.8k points)

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How do the electronic and magnetic properties of transition metal complexes vary with the change in ligands and the oxidation state of the metal center?

asked Feb 20 in Quantum Chemistry by RigobertoWat (1.5k points)

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1 answer 99 views

What are the key steps involved in the development of a chemical process for the production of polymers? How do these steps vary depending on the type of polymer being produced and the desired properties of the final product?

asked Feb 19 in Chemical engineering by ErickB565479 (1.8k points)

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1 answer 91 views

What is the effect of varying concentrations of water as a solvent on the reaction rate of a given chemical reaction?

asked Feb 20 in Chemical kinetics by AngeliaDewey (1.8k points)

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1 answer 96 views

What is the effect of different solvents on the fluorescence intensity of Rhodamine B?

asked Feb 19 in PhotoChemistry by Courtney87O (1.8k points)

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1 answer 100 views

How does the method of degradation of polymers change under different environmental conditions and what are the factors influencing polymer stability?

asked Feb 19 in Polymer Chemistry by SterlingIsr (1.7k points)

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1 answer 83 views

What is the mechanism behind the fading of a certain dye when exposed to sunlight? Can you propose a way to mitigate this effect and enhance the dye's lightfastness properties?

asked Feb 20 in PhotoChemistry by GustavoPonti (1.6k points)

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