Recent activity by DarbyKieran3

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What is the reaction mechanism and rate constant for the reaction of methane with chlorine gas to form methyl chloride and hydrogen chloride gas under standard conditions, based on quantum chemical calculations using density functional theory?

answered Feb 22 in Computational Chemistry

1 answer 30 views

What is the enthalpy change for the ionization of lithium with a first ionization energy of 520 kJ/mol?

asked Feb 20 in ThermoChemistry

1 answer 37 views

What is the effect of changing the concentration of a soluble inorganic salt (e.g. NaCl) on its electrical conductivity?

asked Feb 20 in Inorganic Chemistry

1 answer 32 views

What is the effect of concentration on the conductivity of sodium chloride in aqueous solution?

answered Feb 19 in Inorganic Chemistry

1 answer 30 views

How to predict the crystal structure of inorganic solids having high symmetry and complex bonding environments?

answered Feb 14 in Inorganic Chemistry

1 answer 48 views

How can we improve the ionic conductivity of polymer electrolytes for batteries, and how does this affect the battery's performance?

answered Feb 13 in Polymer Chemistry

1 answer 72 views

How can the properties of coordination polymers and metal-organic frameworks be tuned to optimize their performance as catalysts in industrial processes?

answered Feb 10 in Coordination Chemistry

1 answer 51 views

How can the mechanical properties of a polymer-based smart material be manipulated by changing its chemical composition and processing conditions?

asked Feb 10 in Polymer Chemistry

1 answer 41 views

How can the electrical conductivity of graphene be optimized for use in electronic devices, and what methods can be employed to achieve this?

answered Feb 7 in Materials Chemistry

1 answer 39 views

How can molecular docking studies be utilized to predict possible inhibitors for protein-protein interactions involved in a specific disease-related pathway?

answered Feb 5 in Computational Chemistry

1 answer 45 views

How can chemistry students overcome the challenges of insufficient funding for laboratory equipment and resources in order to receive a comprehensive education and maximize their understanding of chemistry principles?

answered Feb 5 in Chemical education

1 answer 66 views

Determine the equilibrium constant for the reaction of the complex ion formation between silver ion (Ag+) and ammonia (NH3) in a solution at 25°C, given that the concentration of Ag+ is 0.005 M and that of NH3 is 0.025 M. The balanced equation for the reaction is Ag+ + 2NH3 ⇋ [Ag(NH3)2]+.

answered Feb 4 in Chemical equilibrium

1 answer 51 views

Calculate the standard enthalpy change for the complete combustion of methane (CH4) at constant pressure and 298 K, given that the standard enthalpies of formation for CH4(g) and H2O(l) are -74.8 kJ/mol and -285.8 kJ/mol, respectively.

asked Feb 3 in Chemical thermodynamics

1 answer 62 views

How does changing the reactant concentration affect the rate of reaction in a reaction with a fixed stoichiometry?

answered Feb 3 in Chemical kinetics

1 answer 124 views

What functional groups are present in an unknown compound X based on its infrared spectrum?

asked Jan 30 in Analytical Chemistry

1 answer 119 views

A chemistry student needs to calculate the concentration of copper(II) ions in a 250 mL solution, given that a current of 1.5 A was applied for 60 minutes to a copper electrode in contact with the solution. The initial concentration of copper(II) ions was 0.05 M, and the Faraday constant is 96,485 C/mol. What is the final concentration of copper(II) ions in the solution?

answered Jan 22 in ElectroChemistry

1 answer 60 views

What is the oxidation state of nitrogen in the compound HNO3?

asked Jan 21 in Inorganic Chemistry

1 answer 48 views

According to Sternberg's triarchic theory of intelligence, what are the three components of intelligence?

answered Jan 20 in Psychology

1 answer 81 views

What is the name of the theory that suggests that our behaviour is affected by the way we perceive and process information?

asked Jan 20 in Psychology

1 answer 63 views

Why might mindfulness be useful in anxiety treatment?

answered Jan 20 in Psychology

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