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How does the absorption spectra of a molecule change with changes in its geometrical configuration? Use quantum chemical calculations to predict and explain the changes in the excited states of the molecule when its structure is altered.

asked Feb 17 in Computational Chemistry by ReinaldoBull (2.2k points)

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What is the balanced chemical equation for the gas evolution reaction that occurs when calcium carbonate (CaCO3) reacts with hydrochloric acid (HCl)?

asked Feb 17 in Chemical reactions by PrincessDial (2.0k points)

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How does the addition of different plasticizers affect the ionic conductivity of polymer electrolytes for batteries?

asked Feb 17 in Polymer Chemistry by BoydHaynes98 (1.9k points)

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How does the addition of nanoparticles affect the mechanical properties of polymer nanocomposites, and how does the size, shape, and concentration of the nanoparticles influence these properties?

asked Feb 17 in Polymer Chemistry by IDQMyles1187 (2.5k points)

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What is the balanced chemical equation for the reaction of hydrochloric acid (HCl) with sodium hydroxide (NaOH)?

asked Feb 17 in Chemical reactions by EloisaLeavit (1.5k points)

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How does the absorption of light by molecules and materials affect their electronic structure and reactivity?

asked Feb 17 in Quantum Chemistry by VenusU65079 (1.8k points)

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How does the alteration of a specific metabolic pathway affect the overall system in a particular cell type or organism?

asked Feb 17 in BioChemistry by KristoferAck (2.0k points)

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How does the addition of a catalyst affect the energy barrier of a reaction mechanism and ultimately the rate of reaction, as predicted by density functional theory calculations?

asked Feb 17 in Computational Chemistry by KeriLundberg (2.0k points)

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What is the mechanism of acid-catalyzed dehydration of 1-methoxy-2-methylcyclohexane to yield methylenecyclohexane, and how would the mechanism change if a proton scavenger was added to the reaction mixture?

asked Feb 17 in Organic Chemistry by JeannetteNun (1.6k points)

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What is the enthalpy change for the reaction between 2 moles of hydrogen gas and 1 mole of oxygen gas to produce water, given that the enthalpy change for the reaction is -483.6 kJ/mol?

asked Feb 17 in Chemical reactions by OliviaMilton (2.0k points)

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What is the balanced chemical equation for the combustion of methane gas (CH4)? Include the reactants, products, and the coefficients of each molecule in the equation.

asked Feb 17 in Chemical reactions by NicholeBueno (1.8k points)

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How does the administration of drug A and drug B affect their pharmacokinetic parameters and potential drug-drug interactions?

asked Feb 17 in Medicinal Chemistry by RandellBeggs (2.0k points)

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How does temperature and pressure affect the phase transitions of methane-water mixtures simulated with Monte Carlo methods?

asked Feb 17 in Computational Chemistry by LidiaBautist (1.4k points)

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What is the mechanism for the acid-catalyzed cleavage of an ether using HBr?

asked Feb 17 in Organic Chemistry by KatherinKely (1.8k points)

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What is the balanced chemical equation for the combustion of methane (CH4) in the presence of oxygen (O2)? What is the theoretical yield of carbon dioxide (CO2) if 10 moles of methane are combusted completely?

asked Feb 17 in Chemical reactions by JaysonMcKenn (2.3k points)

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What is the balanced chemical equation for the reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH)?

asked Feb 17 in Chemical reactions by CathrynMacMa (2.5k points)

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How do the temperature and pressure affect the outcome of the Monte Carlo simulations of gas-phase reactions? Can you provide a quantitative analysis of the effects of varying temperature and pressure on the reaction rate and yield?

asked Feb 17 in Computational Chemistry by HazelAvelar (1.7k points)

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What is the balanced chemical equation for the reaction between hydrochloric acid and calcium carbonate that produces carbon dioxide gas?

asked Feb 17 in Chemical reactions by VonSissons9 (1.9k points)

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How does the addition of electron-donating or electron-withdrawing substituents affect the electronic and optical properties of conjugated polymers, and how can these changes be accurately calculated using quantum chemistry methods?

asked Feb 17 in Quantum Chemistry by YRPAbe659621 (2.3k points)

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What is the balanced chemical equation for the preparation of 2,4-dichloronitrobenzene from nitrobenzene and chlorine gas? Calculate the theoretical yield of the product if 10 g of nitrobenzene and 20 g of chlorine gas are used in the reaction.

asked Feb 17 in Chemical synthesis by BYUBlake479 (2.0k points)

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