Recent activity by HowardAlmond

1 answer 29 views

How does the rate of a photochemical reaction depend on the polarity of the solvent used?

1 answer 25 views

What is the effect of pH on the zeta potential of colloidal particles, and how can this be measured using electrophoretic light scattering (ELS)?

asked 5 days ago in Surface Chemistry

1 answer 22 views

What is the standard enthalpy change of the neutralization reaction between hydrochloric acid and sodium hydroxide, given that the initial concentration of both reactants was 1.0 mol/L and the reaction occurred at 25°C and 1 atm?

answered 5 days ago in Chemical thermodynamics

1 answer 17 views

What is the most efficient method for synthesizing polystyrene from styrene monomer and which reaction conditions (such as temperature, catalysts, etc.) are necessary to achieve a high yield of the desired product?

asked 5 days ago in Chemical synthesis

1 answer 20 views

How does the metabolic pathway of glycolysis differ between cancer cells and normal cells, and what specific metabolites and enzymes are involved in these differences?

answered 6 days ago in BioChemistry

1 answer 21 views

What is the Lewis structure for the methane (CH4) molecule?

answered 6 days ago in Chemical bonding

1 answer 15 views

What is the effect of doubling the concentration of reactants on the reaction rate of the iodine clock reaction between potassium iodide (KI) and hydrogen peroxide (H2O2)?

asked 6 days ago in Chemical kinetics

1 answer 22 views

What is the effect of varying concentration of reactants on the rate of a chemical reaction?

answered Feb 20 in Chemical kinetics

1 answer 24 views

How does the reaction rate of the decomposition of hydrogen peroxide change with changes in pressure?

asked Feb 19 in Chemical kinetics

1 answer 30 views

How does the crystal structure of magnetic materials affect their magnetic properties, and how can this knowledge be used to optimize their use in data storage devices like hard drives?

asked Feb 19 in Materials Chemistry

1 answer 26 views

How does the concentration of pollutants in water affect the survival and reproduction of a local fish species?

asked Feb 19 in Environmental Chemistry

1 answer 26 views

How does the concentration of heavy metals in water affect the growth and survival of a particular species of aquatic plant or animal?

asked Feb 19 in Environmental Chemistry

1 answer 24 views

How does temperature affect the rate of enzymatic reactions and what is the mechanism behind enzyme inhibition by high temperatures?

answered Feb 17 in BioChemistry

1 answer 37 views

How do different types of Persistent Organic Pollutants (POPs), such as polychlorinated biphenyls (PCBs) and pesticides, impact the environment and human health, and what are the most effective methods for reducing their presence in the environment?

asked Feb 14 in Environmental Chemistry

1 answer 38 views

How can we use molecular dynamics simulations to predict the binding affinities of different ligands to a target protein and ultimately design more efficient drugs with high affinity and specificity towards their target?

asked Feb 13 in Computational Chemistry

1 answer 41 views

What is the hybridization of the central atom in the molecule PF5?

asked Feb 13 in Inorganic Chemistry

1 answer 36 views

What is the crystal field splitting energy of octahedral complexes of Co(II) and Ni(II) with strong field ligands? How does this splitting energy affect the color of these complexes? Provide experimental evidence to support your answer.

asked Feb 12 in Coordination Chemistry

1 answer 52 views

How do the photochemical properties of chiral molecules affect their behavior in asymmetric photochemical reactions and what are the implications for drug design and synthesis?

answered Feb 12 in PhotoChemistry

1 answer 53 views

How do chaperones assist in protein folding and prevent misfolding? What is the mechanism behind their action in facilitating proper folding?

asked Feb 12 in BioChemistry

1 answer 41 views

How can the sensitivity of SERS be improved for the detection of trace amounts of analytes on a surface?

asked Feb 10 in Surface Chemistry

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