Recent activity by DwainCarlisl

1 answer 22 views

How does the selective oxidation of hydrocarbons on metal surfaces vary with changes in the surface structure and composition?

asked 1 day ago in Surface Chemistry

1 answer 16 views

How does the redox activity of metal ions in metalloenzymes and metalloproteins affect their catalytic activity? Provide specific examples and mechanisms to support your answer.

asked 1 day ago in Coordination Chemistry

1 answer 22 views

What are the resonance structures of the nitrate ion (NO3-)? Show how the electrons are delocalized among the oxygen atoms in the molecule.

asked 3 days ago in Chemical bonding

1 answer 21 views

What is the predicted acidity or basicity of the molecule HNO3, and what factors contribute to this prediction?

answered 4 days ago in Chemical bonding

1 answer 28 views

How does the change in pH affect the rate of photochemical reaction in the presence of a photosensitizer?

answered Feb 18 in PhotoChemistry

1 answer 31 views

How does the binding of a metal ion to the active site of an enzyme affect its catalytic activity? Provide an example of a metalloenzyme and discuss the role of the metal ion in its enzymatic activity.

asked Feb 17 in Coordination Chemistry

1 answer 30 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?

answered Feb 13 in Environmental Chemistry

1 answer 39 views

What is the net energy yield (in ATP) of glycolysis and gluconeogenesis, and how does this value differ between the two pathways?

asked Feb 13 in BioChemistry

1 answer 35 views

What specific challenges do chemistry instructors face when attempting to incorporate technology in the classroom, and how can they effectively overcome those challenges to improve chemistry education for their students?

answered Feb 12 in Chemical education

1 answer 68 views

How can the process for the production of a specific specialty chemical be optimized to increase the yield and efficiency, while also minimizing waste and environmental impact?

answered Feb 10 in Chemical engineering

1 answer 32 views

How can the efficiency of the process for the production of food additives by chemical engineering be improved without compromising the quality and safety of the end product?

answered Feb 7 in Chemical engineering

1 answer 11 views

How can the design of drugs targeting the dopamine receptor be optimized for the treatment of Parkinson's disease while minimizing side effects?

answered Feb 7 in Medicinal Chemistry

1 answer 35 views

How can chemistry departments in schools secure more funding and resources to improve the quality and relevance of chemistry education for their students?

asked Feb 4 in Chemical education

1 answer 46 views

Calculate the standard enthalpy change for the neutralization reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH) using the following information:- The standard enthalpy of formation for HCl is -92.31 kJ/mol - The standard enthalpy of formation for NaOH is -469.11 kJ/mol The balanced equation for the reaction is:HCl (aq) + NaOH (aq) → NaCl (aq) + H2O (l)

asked Feb 3 in Chemical thermodynamics

1 answer 69 views

What is the dipole moment of carbon dioxide (CO2) molecule? How does its polar nature affect its physical properties?

asked Jan 31 in Chemical bonding

1 answer 64 views

Identify the resonance structures of the molecule benzene and explain how the delocalization of electrons in the molecule leads to its stability.

asked Jan 31 in Chemical bonding

1 answer 88 views

How can we increase students' exposure to chemistry in their everyday lives in order to promote a deeper understanding and appreciation for the subject?

answered Jan 30 in Chemical education

1 answer 54 views

How can UV-Vis spectroscopy be used to identify the presence of a particular functional group (such as an alcohol or carbonyl group) in a given compound? Provide an example of such identification and discuss the importance of accurately identifying functional groups for various analytical applications.

asked Jan 29 in Analytical Chemistry

1 answer 61 views

How can gas chromatography be used to determine the composition and concentration of different organic compounds in a given mixture?

asked Jan 29 in Analytical Chemistry

1 answer 65 views

Calculate the corrosion potential for an iron electrode in a galvanic couple with a standard hydrogen electrode at 25°C if the concentration of Fe2+ ion is 0.05 M and pH is 7.

asked Jan 23 in ElectroChemistry

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