Recent activity by MadeleineCat

1 answer 25 views

What is the step-by-step mechanism involved in the preparation of 4-bromoacetanilide from acetanilide and bromine, and how does the reaction mechanism affect the yield of the product?

asked Feb 22 in Chemical synthesis

1 answer 30 views

What is the optimal wavelength range for sunscreen agents to effectively absorb UV radiation, and how does this correlate with the effectiveness of the sunscreen in preventing skin damage from sun exposure?

answered Feb 22 in PhotoChemistry

1 answer 29 views

How does the molecular weight of a polymer affect its printability and mechanical strength in 3D printing?

asked Feb 21 in Materials Chemistry

1 answer 25 views

How does the molecular weight of a polymer affect the flow behavior of its melt under shear stress?

answered Feb 21 in Polymer Chemistry

1 answer 24 views

What is the mechanism of color change in a photochromic material exposed to UV light and how can this property be utilized in practical applications such as sunglasses or transition lenses?

asked Feb 20 in PhotoChemistry

1 answer 34 views

What is the electronegativity difference between a carbon atom with an electronegativity of 2.55 and a hydrogen atom with an electronegativity of 2.20 in a methane molecule?

asked Feb 20 in Chemical bonding

1 answer 30 views

How does the concentration of nitrogen and phosphorus in agricultural runoff affect the growth of harmful algal blooms in nearby bodies of water, and what chemical treatments can be used to remediate the issue?

answered Feb 19 in Environmental Chemistry

1 answer 32 views

How does the computational study of enzyme catalysis aid in the discovery and design of more efficient enzyme inhibitors for the treatment of diseases?

answered Feb 18 in Computational Chemistry

1 answer 35 views

How does the chemical composition of a detergent or cleaning agent affect its ability to remove oil-based stains from clothing fibers?

asked Feb 18 in Surface Chemistry

1 answer 38 views

How does the change in pH affect the folding of a specific protein, as determined through molecular dynamics simulations?

asked Feb 18 in Computational Chemistry

1 answer 35 views

How to optimize the production process of water-based paint by analyzing the characteristics of the raw materials?

asked Feb 14 in Chemical engineering

1 answer 81 views

What is the coordination geometry and oxidation state of the central metal ion in [Co(en)2Br2]Cl?

answered Feb 13 in Coordination Chemistry

1 answer 74 views

What is the retrosynthesis for the synthesis of ibuprofen? Include the starting materials, reagents used and the reaction conditions involved in both the forward and backward reactions of the synthesis.

answered Feb 13 in Organic Chemistry

1 answer 40 views

How can we design luminescent materials with high quantum yield and tunable emission properties for various applications?

asked Feb 12 in PhotoChemistry

1 answer 61 views

How can the self-assembly of supramolecular structures be controlled to create new functional materials with specific properties?

answered Feb 10 in Physical Chemistry

1 answer 13 views

How can chemistry teachers spark interest in the subject among students who perceive it as difficult and uninteresting?

answered Feb 5 in Chemical education

1 answer 39 views

How can chemistry teacher training programs be improved to better prepare teachers for effectively teaching complex chemical concepts to students and promoting interest in the subject, particularly for those students with little or no prior knowledge of chemistry?

answered Feb 5 in Chemical education

1 answer 107 views

Calculate the bond dissociation energy of the carbon-hydrogen bond in methane (CH4) given that the bond enthalpy of C-H bond is 413 kJ/mol.

answered Jan 23 in Chemical bonding

1 answer 79 views

What is the structure of an unknown organic compound that exhibits a strong absorption at 1720 cm-1 in its IR spectrum? Use IR spectroscopy to analyze the sample and propose a possible structural formula.

answered Jan 21 in Organic Chemistry

1 answer 68 views

According to the functional fixedness hypothesis, why do people struggle to solve problems that require them to think creatively?

asked Jan 20 in Psychology

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