Recent activity by MorganMaguir

1 answer 27 views

How does the size and shape of nanoparticles affect their electronic and optical properties, and how can we calculate and predict these properties using quantum chemistry methods?

answered Feb 24 in Quantum Chemistry

1 answer 31 views

What effect does the nature of the solid catalyst have on the rate of a catalyzed reaction?

answered Feb 21 in Surface Chemistry

1 answer 26 views

What is the molecular geometry and polarity of the compound XeF4?

answered Feb 21 in Inorganic Chemistry

1 answer 33 views

What is the magnetic susceptibility anisotropy of Benzene?

asked Feb 20 in Quantum Chemistry

1 answer 35 views

How does the level of dissolved oxygen in water bodies affect the survival of aquatic organisms in polluted water?

answered Feb 20 in Environmental Chemistry

1 answer 25 views

What is the diffusion coefficient of oxygen in air at room temperature (25°C) and standard atmospheric pressure (1 atm)? How does this compare to the diffusion coefficient of water vapor in air under the same conditions?

answered Feb 19 in Physical Chemistry

1 answer 42 views

How does the concentration of nitrogen and phosphorus affect the growth of harmful algae in aquatic ecosystems, and how can we effectively reduce these nutrient pollutants to improve water quality?

asked Feb 19 in Environmental Chemistry

1 answer 37 views

How does the carbon footprint of a particular industry or activity impact the environment and what steps can be taken to reduce it?

asked Feb 18 in Environmental Chemistry

1 answer 33 views

How does the surface morphology of a substrate affect the enhancement factor in surface-enhanced Raman spectroscopy?

asked Feb 17 in Surface Chemistry

1 answer 27 views

What are the effects of surface chemistry on the quality and safety of processed foods and beverages during storage?

answered Feb 14 in Surface Chemistry

1 answer 41 views

What is the molecular geometry and the approximate bond angles of the ozone molecule (O3)?

answered Feb 14 in Quantum Chemistry

1 answer 55 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 72 views

How does the presence of landfill leachate affect the concentration of heavy metals and organic pollutants in groundwater and what are the potential risks to human health and the environment?

answered Feb 13 in Environmental Chemistry

1 answer 98 views

What is the oxidation state of sulfur in the compound H2SO4?

asked Feb 13 in Chemical reactions

1 answer 114 views

What is the role of enzymes in breaking down carbohydrates and how do the chemical structures of these biomolecules contribute to their function in the human body?

answered Feb 13 in Organic Chemistry

1 answer 42 views

How can we design drugs with high specificity to target a particular enzyme or receptor site, while avoiding potential off-target effects?

answered Feb 12 in Medicinal Chemistry

1 answer 35 views

How can the efficiency and sustainability of the process for the production of fertilizers be improved, while minimizing environmental impact and reducing costs?

asked Feb 7 in Chemical engineering

1 answer 42 views

Here's a precise problem for the student to solve: What is the effect of molecular weight and temperature on the shear viscosity of a polymer melt, and how does this relationship change for different types of polymer structures (e.g. linear, branched, or cross-linked)?

asked Feb 4 in Polymer Chemistry

1 answer 71 views

Calculate the heat of crystallization of 10 grams of sodium acetate trihydrate (NaC2H3O2•3H2O) when it is cooled from 50°C to 10°C and crystallizes. The specific heat capacity of water is 4.18 J/g°C. The molar mass of sodium acetate is 82.03 g/mol.

answered Jan 23 in ThermoChemistry

1 answer 67 views

A zinc rod is being placed in a solution containing 0.1 M of copper (II) ions. Calculate the corrosion potential of the zinc rod in a galvanic couple with a standard hydrogen electrode at 25°C.

asked Jan 22 in ElectroChemistry

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