Recent activity by Robin6937080

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How does the type of solvent used affect the rate of reaction between potassium iodide and hydrogen peroxide?

1 answer 89 views

What is the effect of the ligand and metal ion on the photochemical properties of coordination compounds, and how does this impact their use in solar energy harvesting?

answered Feb 22 in PhotoChemistry

1 answer 79 views

What is the most efficient method to prepare a high yield of acetylsalicylic acid from a given amount of salicylic acid and acetic anhydride with minimal impurities?

asked Feb 21 in Chemical synthesis

1 answer 89 views

What is the effect of different metal ion geometries on the formation and properties of coordination polymers and metal-organic frameworks? Provide specific examples and discuss their potential applications in catalysis or gas storage.

answered Feb 19 in Coordination Chemistry

1 answer 92 views

What is the chemical equation of the decomposition reaction of Copper(II) carbonate?

answered Feb 19 in Chemical reactions

1 answer 87 views

What is the coordination geometry of the metal ion in the active site of hemoglobin, and how does this geometry enable the binding and release of oxygen molecules?

answered Feb 19 in Coordination Chemistry

1 answer 107 views

How does the concentration and temperature of reactants affect the rate of a chemical reaction? Can you investigate the relationship between the reaction rate of a substance, its concentration, and the equilibrium constant value?

asked Feb 18 in Chemical kinetics

1 answer 81 views

How does the addition of other elements such as nitrogen, boron or sulfur affect the electronic properties of graphene and its potential use in electronic devices?

answered Feb 17 in Materials Chemistry

1 answer 97 views

How does the addition of a strong acid or a strong base affect the ionization of a weak acid? Provide an explanation with relevant chemical equations and an example.

asked Feb 17 in Chemical equilibrium

1 answer 88 views

How does quantum coherence and entanglement affect the electronic and magnetic properties of a specific molecular or nanoscale system, and what experimental techniques can be used to measure these properties?

asked Feb 14 in Quantum Chemistry

1 answer 129 views

What is the effect of changing the size and charge of the incoming ligand on the rate of ligand substitution reactions in coordination chemistry?

asked Feb 13 in Coordination Chemistry

1 answer 156 views

What is the role of the enzyme DNA polymerase III in DNA replication and how does it ensure fidelity during the process?

asked Feb 12 in BioChemistry

1 answer 99 views

How can we create a more hands-on approach in teaching chemistry for students who have limited opportunities for laboratory experimentation?

answered Feb 12 in Chemical education

1 answer 173 views

How can the size, shape and composition of quantum dots be precisely controlled using innovative synthetic methods, and how does this affect their optoelectronic properties and potential applications in technologies such as light-emitting diodes, solar cells and bioimaging?

asked Feb 10 in Materials Chemistry

1 answer 93 views

How can computational methods in quantum chemistry be used to predict the catalytic activity and selectivity of a particular catalyst for a specific chemical reaction?

answered Feb 5 in Quantum Chemistry

1 answer 124 views

Calculate the standard enthalpy change for the reaction 2 SO2(g) + O2(g) → 2 SO3(g), given the following standard enthalpy of formation: ΔHf° (SO2) = -296.8 kJ/mol, ΔHf° (SO3) = -396.2 kJ/mol.

answered Feb 3 in Chemical thermodynamics

1 answer 85 views

Calculate the lattice energy of MgO (magnesium oxide) given that the ionic charges of Mg and O are +2 and -2, respectively, and the distance between the ions is 2.1 Å.

asked Jan 23 in Inorganic Chemistry

1 answer 169 views

What is the solubility of copper(II) sulfate pentahydrate in water at 25°C?

answered Jan 21 in Inorganic Chemistry

1 answer 61 views

When was the Ultimatum Game experiment conducted?

asked Jan 20 in Psychology

1 answer 71 views

How does the routine activity theory explain the role of situational factors in the occurrence of violence?

answered Jan 20 in Psychology

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