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What is the effect of pressure on the rate of the reaction between hydrogen gas and iodine gas to form hydrogen iodide gas, and how does this effect support or contradict the collision theory of chemical reactions?

asked Feb 19 in Chemical kinetics by DanielleVanw (2.3k points)

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1 answer 37 views

What is the electronegativity difference between a fluorine atom (electronegativity value of 4.0) and a lithium atom (electronegativity value of 0.98)?

asked Feb 20 in Chemical bonding by Beatris65S46 (1.9k points)

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What mass of NaOH (in grams) is needed to react completely with 25.0 g of HCl according to the following balanced chemical equation?2NaOH(aq) + H2SO4(aq) → Na2SO4(aq) + 2H2O(l)

asked Feb 20 in Chemical reactions by GarnetGenove (2.2k points)

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How does the folding of a protein affect its function in the body, and what factors influence the folding process?

asked Feb 20 in BioChemistry by ShadArchie3 (1.7k points)

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What is the effect of varying temperature on the selectivity of the reaction between compound A and compound B, and how does this relate to the reaction rate? Provide evidence and explain the mechanism behind any observed changes in selectivity.

asked Feb 20 in Chemical kinetics by DeloresKuhn6 (2.1k points)

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What is the effect of the excitation wavelength on the luminescent properties of a particular fluorescent material?

asked Feb 20 in PhotoChemistry by RosieBloom03 (1.8k points)

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What is the mechanism of polymerization involved in the formation of polyethylene? Provide a detailed explanation of the process, including the reaction equation and the role of the catalyst.

asked Feb 20 in Organic Chemistry by JuanitaShear (2.4k points)

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What is the efficiency of an electrochemical cell with a standard potential of 1.5 V if it releases 3000 J of electrical energy during operation with a total of 3500 J of heat energy being released?

asked Feb 20 in ElectroChemistry by UweEales0685 (1.8k points)

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What is the effect of metal complex formation on the photochemical properties of the metal-containing compound? Provide examples of metal complexes that exhibit unique photochemistry and explain the underlying mechanisms behind their behavior.

asked Feb 20 in PhotoChemistry by AbbeySorenso (1.8k points)

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What is the effect of temperature on solubility of solid solutes in aqueous solutions? Provide an example with experimental data.

asked Feb 20 in Physical Chemistry by CarmellaBibl (2.0k points)

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What is the effect of temperature on the solubility of a solute in a solvent? Provide experimental evidence to support your answer.

asked Feb 20 in Physical Chemistry by TwylaArledge (1.6k points)

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How does the formation of disulfide bonds affect the folding and stability of proteins during protein synthesis?

asked Feb 20 in BioChemistry by BYUBlake479 (2.0k 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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How does the electrokinetic potential affect the stability of colloidal systems in terms of zeta potential?

asked Feb 20 in Surface Chemistry by SilviaTorpy5 (2.1k points)

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What is the effect of pH on the electrokinetic potential of colloidal silica particles in aqueous solution?

asked Feb 20 in Surface Chemistry by KraigFeldman (2.2k points)

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1 answer 42 views

What is the effect of substrate concentration on enzyme activity and how does the addition of a competitive inhibitor affect this relationship in the context of reaction rate and Michaelis-Menten kinetics?

asked Feb 19 in BioChemistry by LizzieSwope2 (1.5k points)

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1 answer 34 views

What is the electronic structure of a water molecule and what are the molecular orbitals involved in its formation?

asked Feb 20 in Quantum Chemistry by JackH2065356 (1.1k points)

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What is the effect of varying concentrations of reactants on the rate of a chemical reaction and how does this impact the equilibrium constant of the reaction?

asked Feb 20 in Chemical kinetics by MackMurry86 (2.2k points)

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What is the effect of varying the ratio of monomers in a polymer blend on its mechanical and thermal properties for use in 3D printing?

asked Feb 20 in Materials Chemistry by SterlingIsr (1.7k points)

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What is the effect of solvent polarity on the strength of intermolecular interactions between a solute and solvent in a solution, and how can this be quantified using quantum chemistry calculations?

asked Feb 19 in Quantum Chemistry by PercyBanning (1.6k points)

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