Recent activity by TraciCoomes1

1 answer 19 views

How does the morphology and structure of a polymer membrane affect its performance in removing specific contaminants from water in a water treatment application?

asked 4 days ago in Polymer Chemistry

1 answer 4 views

What is the effect of varying temperature on the reaction rate and reaction sustainability between two solutions of sodium thiosulphate and hydrochloric acid?

answered 5 days ago in Chemical kinetics

1 answer 33 views

How does the critical temperature of a superconducting material change when varying the type and concentration of dopant atoms added to it?

answered 6 days ago in Materials Chemistry

1 answer 25 views

How does the active site of a heterogeneous catalyst impact the reaction rate and selectivity in the process of olefin hydroformylation?

asked Feb 17 in Surface Chemistry

1 answer 18 views

How does surface modification of polymers affect the adhesion of coatings to the polymer surface and what are the key factors influencing the adhesion strength?

asked Feb 17 in Surface Chemistry

1 answer 26 views

How does the selective oxidation of hydrocarbons on metal surfaces occur, and what factors influence the selectivity of this reaction?

asked Feb 14 in Surface Chemistry

1 answer 40 views

How do metal ions bind to proteins in metalloenzymes, and what is the role of coordination chemistry in understanding this interaction?

asked Feb 13 in Coordination Chemistry

1 answer 35 views

How do the properties of liquid crystals differ from those of ordinary liquids, and what applications do these unique properties have in modern technology?

answered Feb 13 in Physical Chemistry

1 answer 34 views

How can we increase diversity and representation in the field of chemistry to ensure that all perspectives and talents are included in the research and development of new chemical products and technologies?

answered Feb 13 in Chemical education

1 answer 32 views

What is the splitting pattern of the d-orbitals in an octahedral complex and how does it affect the color of the complex? Use crystal field theory to explain the observed color of a transition metal complex with a particular ligand set.

asked Feb 13 in Coordination Chemistry

1 answer 34 views

What is the mechanism by which enzymes catalyze the hydrolysis of peptide bonds in proteins and what role do biomolecules such as amino acids, chaperones, and co-factors play in this process?

asked Feb 13 in Organic Chemistry

1 answer 38 views

What are the coordination chemistry principles involved in chelation therapy, and how do they contribute to the effectiveness of the treatment for heavy metal poisoning?

asked Feb 12 in Coordination Chemistry

1 answer 26 views

How can the environmental impact of polymer-based packaging materials be reduced using sustainable and biodegradable alternatives?

answered Feb 7 in Polymer Chemistry

1 answer 45 views

How can the efficiency of photochemical degradation of pollutants in the environment be improved through the optimization of parameters such as wavelength, intensity, and reaction time?

asked Feb 7 in PhotoChemistry

1 answer 38 views

How can the chemical industry minimize the negative impact of their waste disposal on the environment and promote more sustainable practices?

asked Feb 6 in Environmental Chemistry

1 answer 32 views

How can chemistry teachers provide effective support to students with learning disabilities during laboratory experiments?

answered Feb 5 in Chemical education

1 answer 52 views

Calculate the standard enthalpy change for the reaction of 2 moles of liquid ethanol (C2H5OH) reacting with 1 mole of gaseous oxygen (O2) to form 2 moles of gaseous carbon dioxide (CO2) and 3 moles of liquid water (H2O) at a temperature of 298K. Assume the reactants and products are at standard state conditions.

answered Feb 3 in Chemical thermodynamics

1 answer 106 views

What is the concentration of iron (Fe) present in a given water sample using colorimetry as the analytical method, given that the absorbance at a wavelength of 565 nm is 0.423 and the molar absorptivity of the Fe-phenanthroline complex is 11,100 M^-1 cm^-1?

asked Jan 30 in Analytical Chemistry

1 answer 53 views

How can Raman spectroscopy be used to identify the presence of a specific organic compound in a mixture containing a variety of other compounds?

asked Jan 29 in Analytical Chemistry

1 answer 66 views

Calculate the equilibrium constant (Kc) of the reaction below at 25°C with and without a catalyst and determine the effect of the catalyst on the equilibrium position.N2(g) + 3H2(g) ⇄ 2NH3(g)

answered Jan 23 in Chemical equilibrium

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