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How does the degree of polymerization affect the physical properties of polystyrene, specifically its melting point and glass transition temperature?

asked Feb 19 in Physical Chemistry by Dwain5313275 (2.5k points)

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What is the environmental impact of the discharge of heavy metals from a particular factory on the local water resources and how can it be minimized using available technologies?

asked Feb 19 in Environmental Chemistry by ChristalMahl (2.0k points)

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What is the effect of light intensity on the fading of dyes and pigments under different conditions?

asked Feb 19 in PhotoChemistry by NinaDimattia (1.6k points)

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What is the effect of cross-linking density on the swelling behavior and water retention capacity of superabsorbent polymers?

asked Feb 19 in Polymer Chemistry by EmelyColton2 (1.6k points)

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What is the critical micelle concentration (CMC) of sodium dodecyl sulfate (SDS) in water at 25°C? Include the necessary equations and explain the significance of the CMC in micelle formation.

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

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What is the effect of changing the concentration of reactants on the rate and sustainability of a chemical reaction, and how can this be demonstrated experimentally using a specific reaction system?

asked Feb 19 in Chemical kinetics by KeithAnthon1 (1.9k points)

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How do the temperature and magnetic field affect the critical current density of high-temperature superconducting materials?

asked Feb 19 in Materials Chemistry by LizzieSwope2 (1.5k points)

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What is the effect of increasing the concentration of NaCl in a solution on the solubility of a sparingly soluble salt, such as AgCl? Show the calculations and explain the reasoning behind your answer.

asked Feb 19 in Chemical equilibrium by EloiseLoxton (1.7k points)

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How does the degree of entanglement affect the behavior and properties of molecular and nanoscale systems?

asked Feb 19 in Quantum Chemistry by XLNDorris808 (1.7k points)

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What is the effect of temperature on the adsorption of a gas on a solid surface? Provide a detailed explanation of the process and factors that contribute to the temperature dependence of gas adsorption on a solid surface.

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

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What is the dipole moment of hydrogen chloride (HCl) molecule and in which direction does it point?

asked Feb 19 in Chemical bonding by TwylaArledge (1.6k points)

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What is the dipole moment of the molecule ammonia (NH3)?

asked Feb 19 in Chemical bonding by WUWTaylor875 (1.7k points)

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What is the effect of increasing temperature on the formation of a complex ion in a chemical equilibrium reaction? Use a balanced chemical equation and appropriate equilibrium constants to support your answer.

asked Feb 19 in Chemical equilibrium by AundreaWhitf (1.8k points)

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How does the reaction rate of the decomposition of hydrogen peroxide change with an increase in pressure, and what is the mathematical relationship between pressure and reaction rate?

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

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

asked Feb 19 in Chemical kinetics by BradfordConr (2.2k points)

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What is the dipole moment of carbon monoxide (CO) molecule?

asked Feb 19 in Chemical bonding by KaraTva8370 (2.3k points)

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What is the dipole moment of hydrogen fluoride (HF) molecule and in which direction does it point?

asked Feb 19 in Chemical bonding by KirstenLipsc (1.8k points)

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How does the degree of crystallinity of a polymer affect its mechanical properties?

asked Feb 19 in Polymer Chemistry by SergioCrews1 (1.9k points)

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What is the effect of temperature on the photochemical reaction rate of a specific compound under constant light intensity?

asked Feb 20 in PhotoChemistry by ConcettaAmse (2.0k points)

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What is the effect of surface area on the rate of a chemical reaction between zinc and hydrochloric acid? How does the rate of the reaction change when the size of the zinc particles is varied?

asked Feb 19 in Chemical kinetics by MichaelBirds (2.0k points)

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