Recent activity by IDQMyles1187

1 answer 28 views

What is the molecular geometry of the molecule CF4?

asked Feb 21 in Chemical bonding

1 answer 25 views

How do the electronic and magnetic properties of transition metal complexes vary with the change in ligands and the oxidation state of the metal center?

answered Feb 20 in Quantum Chemistry

1 answer 29 views

What is the critical micelle concentration (CMC) of sodium dodecyl sulfate (SDS) in water, and how does it vary with temperature and presence of electrolytes?

asked Feb 19 in Surface Chemistry

1 answer 29 views

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

1 answer 42 views

How does the activation of protein kinase A (PKA) affect the cAMP signaling pathway in mammalian cells during glucose metabolism?

answered Feb 17 in BioChemistry

1 answer 29 views

How can we optimize the SERS performance in detecting trace amounts of environmental pollutants?

answered Feb 17 in Surface Chemistry

1 answer 42 views

How do quantum dots' photochemical properties change with variations in their size, shape, and composition, and how can this knowledge be applied to enhance their applications in areas such as biological imaging and solar cell technology?

answered Feb 14 in PhotoChemistry

1 answer 39 views

What is the role of metal ions in metalloenzymes and metalloproteins and how does the coordination of these ions with the surrounding ligands affect their enzymatic activity?

answered Feb 13 in Coordination Chemistry

1 answer 53 views

How does increasing the concentration of the reactants affect the rate of a chemical reaction with different mechanisms?

asked Feb 13 in Chemical kinetics

1 answer 62 views

How can we improve the yield efficiency of the synthesis of metal-organic frameworks using green chemistry techniques and renewable resources for solvent and reactants?

asked Feb 13 in Materials Chemistry

1 answer 62 views

How does the excessive release of nutrients, particularly nitrogen and phosphorus, lead to eutrophication in aquatic systems and what are the potential consequences on ecosystem health?

answered Feb 13 in Environmental Chemistry

1 answer 59 views

How does the excess input of nutrients from human activities cause eutrophication in aquatic ecosystems, and what are the chemical processes involved in this phenomenon?

asked Feb 13 in Environmental Chemistry

1 answer 35 views

How can the pharmacological activity of natural products be optimized for their use in medicinal chemistry?

asked Feb 10 in Medicinal Chemistry

1 answer 41 views

How can the molecular structure of a drug be optimized using computational chemistry and molecular modeling techniques to increase its effectiveness in treating a particular disease?

answered Feb 10 in Physical Chemistry

1 answer 81 views

Determine the standard enthalpy change for the precipitation reaction of 10.0 g of calcium chloride (CaCl2) with excess sodium carbonate (Na2CO3) to form calcium carbonate (CaCO3) and sodium chloride (NaCl). Given the following standard enthalpies of formation: ΔHf°(CaCl2) = -795.8 kJ/mol, ΔHf°(Na2CO3) = -1130.1 kJ/mol, ΔHf°(CaCO3) = -1206.9 kJ/mol, and ΔHf°(NaCl) = -411.2 kJ/mol.

asked Feb 4 in Chemical thermodynamics

1 answer 49 views

How does changing the reactant stoichiometry affect the reaction rate of a chemical reaction, and what is the quantitative relationship between the two variables?

answered Feb 3 in Chemical kinetics

1 answer 102 views

What alternative strategies can be employed to provide meaningful chemistry laboratory experiences for students in environments with limited resources and funding for hands-on experimentation?

answered Jan 30 in Chemical education

1 answer 104 views

What strategies can chemistry students use to adequately prepare for chemistry exams?

asked Jan 30 in Chemical education

1 answer 109 views

What is the concentration of lead (Pb) in a water sample, in units of micrograms per liter (µg/L), if the atomic absorption spectroscopy analysis showed an absorbance value of 0.456 at a wavelength of 283.3 nm?

asked Jan 30 in Analytical Chemistry

1 answer 93 views

What is the concentration of fluoride ions present in a sample of drinking water using a fluoride ion-selective electrode?

answered Jan 30 in Analytical Chemistry

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