Recent activity by ConnieSmothe

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How does the pore size and shape of zeolites affect their catalytic activity in the cracking of hydrocarbons? Use computational methods to predict the optimal pore size and shape for maximizing catalytic activity for a particular hydrocarbon.

answered 3 days ago in Computational Chemistry

1 answer 16 views

What is the optimum ratio of diisocyanate to polyol in the synthesis of polyurethane to achieve maximum mechanical strength?

asked 4 days ago in Chemical synthesis

1 answer 24 views

How does the molecular weight of a polymer affect its mechanical properties when used in 3D printing?

answered 4 days ago in Materials Chemistry

1 answer 27 views

What is the Faraday constant and how would you calculate its value using copper electroplating as a case study?

answered 5 days ago in ElectroChemistry

1 answer 24 views

What is the effect of temperature on the equilibrium constant of a reaction between hydrogen gas and iodine gas to produce hydrogen iodide gas following the equation: H2(g) + I2(g) ⇌ 2HI(g)?

answered 6 days ago in Chemical kinetics

1 answer 24 views

How does the cooling rate affect the crystal structure and morphology of polyethylene during polymer crystallization?

answered 6 days ago in Polymer Chemistry

1 answer 30 views

How does the concentration and type of surfactant in a detergent affect its ability to remove different types of stains from fabric?

asked Feb 18 in Surface Chemistry

1 answer 21 views

What is the bond enthalpy of the carbon-hydrogen bond in methane (CH4)? Provide calculations to support your answer.

asked Feb 18 in Chemical bonding

1 answer 31 views

What is the bond dissociation energy of one of the C-H bonds in a methane (CH4) molecule?

asked Feb 18 in Chemical bonding

1 answer 23 views

What is the balanced chemical equation for the double replacement reaction between calcium chloride (CaCl2) and sodium carbonate (Na2CO3)?

asked Feb 17 in Chemical reactions

1 answer 18 views

How does the addition of other elements such as nitrogen, boron or sulfur affect the electronic properties of graphene and its potential use in electronic devices?

answered Feb 17 in Materials Chemistry

1 answer 25 views

How does the addition of different ligands affect the photochemical properties of lanthanide complexes?

asked Feb 17 in PhotoChemistry

1 answer 36 views

What is the effect of ligand substitution on the color and magnetic properties of coordination compounds? Provide an explanation and examples to illustrate your answer.

asked Feb 13 in Coordination Chemistry

1 answer 32 views

What are the similarities and differences between the coordination chemistry of lanthanides and actinides? How do their electronic structures affect their coordination behavior? Provide specific examples to illustrate your answer.

asked Feb 13 in Coordination Chemistry

1 answer 41 views

What is the excited electronic state and the associated wavelength of light for the molecular system CH2O?

answered Feb 12 in Quantum Chemistry

1 answer 7 views

How can we design drugs that target specific types of bacteria without harming beneficial bacteria in the body?

answered Feb 12 in Medicinal Chemistry

1 answer 53 views

How can the sensitivity and response time of a polymer-based sensor be improved for detecting harmful gases in industrial settings?

asked Feb 10 in Polymer Chemistry

1 answer 35 views

How can the durability and adhesion of polymer-based coatings and paints be enhanced using advanced synthesis techniques and additives?

answered Feb 7 in Polymer Chemistry

1 answer 10 views

How can chemistry teachers provide better support and accommodations for students with learning disabilities to help them succeed in their chemistry coursework?

answered Feb 6 in Chemical education

1 answer 72 views

Here's a chemistry question for the student to solve: What is the predicted acidity or basicity of a molecule with the chemical formula CH3COOH? Provide a justification for your prediction based on the chemical structure and relevant chemical principles.

answered Feb 4 in Chemical bonding

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