Recent activity by JewelSchaffe

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What is the relationship between the molecular structure of a surfactant and its ability to reduce surface tension in a solution?

answered 1 day ago in Surface Chemistry

1 answer 20 views

How does varying the pH of the reaction medium affect the rate of a photochemical reaction?

asked 3 days ago in PhotoChemistry

1 answer 19 views

Which metal ion is present in the active site of the enzyme carbonic anhydrase and how does it assist in the catalytic conversion of carbon dioxide to bicarbonate ion?

answered 4 days ago in Coordination Chemistry

1 answer 21 views

How has the history and evolution of chemistry contributed to our current understanding of the properties and behavior of elements, and how can this knowledge be applied in modern chemistry research and industry?

asked 5 days ago in Chemical education

1 answer 23 views

What is the equilibrium constant (Kc) expression for the reaction N2(g) + O2(g) ⇌ 2NO(g)? If the initial concentrations for N2, O2, and NO are 0.25 M, 0.15 M, and 0.05 M, respectively, what is the value of Kc for the reaction at equilibrium?

answered 5 days ago in Physical Chemistry

1 answer 24 views

How does the electronic structure influence the adsorption behavior of molecules on metal surfaces and what are the implications for catalytic activity in industrial processes, based on density functional theory calculations of surface properties?

answered 5 days ago in Computational Chemistry

1 answer 30 views

How does the crystal structure and composition of solid surfaces affect the rate of a catalyzed reaction?

asked 6 days ago in Surface Chemistry

1 answer 29 views

How does the absorption spectrum of a photovoltaic material affect its efficiency to convert light to electricity?

asked Feb 17 in PhotoChemistry

1 answer 29 views

What is the effect of quantum coherence and entanglement on the efficiency and selectivity of chemical reactions in molecular and nanoscale systems?

answered Feb 14 in Quantum Chemistry

1 answer 26 views

What is the role of metal ions in metalloproteins such as hemoglobin, myoglobin, and cytochrome c? Specifically, explain how metal coordination affects the function and activity of metalloenzymes in biological systems.

asked Feb 13 in Coordination Chemistry

1 answer 42 views

Identify the possible types of isomerism in a molecule with the chemical formula C4H10O and explain the differences between each type of isomerism.

answered Feb 13 in Chemical bonding

1 answer 38 views

How can the yield of bioethanol production be improved using different fermentation strategies and feedstock sources?

asked Feb 13 in Chemical engineering

1 answer 40 views

How does the heavy metal contamination of soil, specifically lead and cadmium, impact the growth and yield of spinach plants?

asked Feb 13 in Environmental Chemistry

1 answer 39 views

What are the common properties of the elements in the same group of the periodic table?

asked Feb 13 in Chemical education

1 answer 35 views

How can we develop eco-friendly methods for the synthesis of metal nanoparticles using renewable resources as reducing agents and stabilizers, while minimizing the use of toxic and hazardous chemicals commonly used in traditional synthesis methods?

answered Feb 12 in Materials Chemistry

1 answer 35 views

How can the efficiency of solar cells be improved by synthesizing and characterizing new materials with better absorption and charge transport properties?

answered Feb 7 in Materials Chemistry

1 answer 33 views

How can chemistry teachers integrate technology into their teaching methods to effectively convey complex chemical concepts and principles to their students?

answered Feb 6 in Chemical education

1 answer 28 views

How can computational chemistry be used for molecular docking studies to identify potential drug candidates that bind to a target receptor with high affinity and specificity?

answered Feb 5 in Computational Chemistry

1 answer 31 views

How can chemistry educators increase the availability and accessibility of extracurricular activities related to chemistry for students in underprivileged schools or low-income communities?

answered Feb 4 in Chemical education

1 answer 37 views

Calculate the standard enthalpy of formation (ΔH°f) of carbon dioxide (CO2) at 25°C given the following data:CO(g) + 1/2 O2(g) → CO2(g) ΔH° = -283.3 kJ/molC(s) + O2(g) → CO2(g) ΔH° = -393.5 kJ/molΔH°f (C(s)) = 0 kJ/molΔH°f (O2(g)) = 0 kJ/mol

answered Feb 3 in ThermoChemistry

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