Recent activity by MarcyWoolery

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What is the role of the photostability and photoreactivity of sunscreen agents in preventing skin damage caused by UV radiation?

asked 1 day ago in PhotoChemistry

1 answer 21 views

What is the predicted bond angle in a water molecule (H2O)?

asked 3 days ago in Chemical bonding

1 answer 23 views

What is the optimum reaction conditions required for the synthesis of polyvinylpyrrolidone from vinylpyrrolidone monomer, and how do these conditions affect the molecular weight and viscosity of the resulting polymer?

answered 3 days ago in Chemical synthesis

1 answer 30 views

What is the coordination geometry of the active site in the metalloenzyme carbonic anhydrase? How does the coordination geometry of the metal ion in the active site affect the enzyme's catalytic activity?

asked 6 days ago in Coordination Chemistry

1 answer 35 views

How does the concentration and exposure duration of lead, cadmium, and mercury affect the toxicity and bioaccumulation of these heavy metals in aquatic organisms such as fish and shellfish?

answered Feb 18 in Environmental Chemistry

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How does the choice of exchange-correlation functional affect the accuracy of Density Functional Theory (DFT) calculations in predicting the catalytic activity of a specific reaction?

asked Feb 18 in Computational Chemistry

1 answer 25 views

How does temperature affect the phase transition process in water using Monte Carlo simulations?

answered Feb 17 in Computational Chemistry

1 answer 27 views

How does the surface modification of polymers affect their adhesion properties? Compare the adhesion strength of unmodified polymer surfaces to those treated with different surface modification techniques.

asked Feb 17 in Surface Chemistry

1 answer 33 views

What are the specific economic benefits of studying chemistry and how can this knowledge be effectively applied to address current societal challenges such as climate change and resource depletion?

asked Feb 14 in Chemical education

1 answer 19 views

What type of inorganic solid is sodium chloride, and how can you identify it as such using its physical properties?

answered Feb 14 in Inorganic Chemistry

1 answer 29 views

How does reactant orientation affect the reaction rate in the reaction between hydrogen gas and iodine gas?

answered Feb 14 in Chemical kinetics

1 answer 31 views

What are the different types of polymer-based adhesives and sealants, and how do their chemical structures and properties affect their performance in bonding and sealing applications?

answered Feb 14 in Polymer Chemistry

1 answer 36 views

How do different types of organic fertilizers, such as compost and manure, impact soil health and crop yield in sustainable agriculture practices, and what are the environmental implications of their use?

answered Feb 14 in Environmental Chemistry

1 answer 31 views

How do nitrogen and phosphorus pollution affect the chemical and physical properties of water bodies and what chemical methods can be used to remediate these pollutants from water sources?

asked Feb 13 in Environmental Chemistry

1 answer 29 views

What natural products can be used for the treatment of a specific disease and what is the mechanism of action of the identified compounds?

answered Feb 13 in Medicinal Chemistry

1 answer 28 views

What is the role of metal ions in the catalytic activity of metalloenzymes and metalloproteins? Provide specific examples and describe the coordination chemistry involved.

answered Feb 13 in Coordination Chemistry

1 answer 50 views

What is the mechanism of esterification for the synthesis of an ester from a carboxylic acid and an alcohol? Provide a step-by-step explanation of the reaction and include all necessary reagents and conditions.

answered Feb 13 in Organic Chemistry

1 answer 54 views

How do different doping agents affect the electrical conductivity and stability of conductive polymers used in flexible electronics?

asked Feb 12 in Materials Chemistry

1 answer 39 views

How do chlorofluorocarbons (CFCs) deplete the ozone layer and what chemical reactions are involved in this process?

answered Feb 12 in Environmental Chemistry

1 answer 9 views

How can the properties of metal alloys be optimized for use in aerospace applications, taking into consideration factors such as strength, durability, and weight?

asked Feb 10 in Materials Chemistry

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