Recent activity by DeanneMack98

1 answer 37 views

How does the reaction rate of a chemical reaction affect its safety and what are the factors that can be controlled to ensure safe reactions? Provide specific examples of chemical reactions and their safety considerations.

answered Feb 24 in Chemical kinetics

1 answer 57 views

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.

asked Feb 22 in Computational Chemistry

1 answer 36 views

What is the effect of pH on the adsorption of proteins on solid surfaces and how can it be utilized to optimize protein immobilization in biosensors?

answered Feb 22 in Surface Chemistry

1 answer 30 views

What is the most effective catalyst and reaction conditions for the synthesis of polypropylene from propylene monomer using a Ziegler-Natta catalyst?

asked Feb 21 in Chemical synthesis

1 answer 36 views

How does the metabolic pathway of a particular drug affect its efficacy and potential side effects in the body?

asked Feb 20 in Medicinal Chemistry

1 answer 25 views

How does the magnetic behavior of a molecule depend on its electronic configuration?

asked Feb 20 in Quantum Chemistry

1 answer 29 views

What is the effect of solvent polarity on the rate of the photochemical reaction between benzophenone and methanol in different solvents with varying polarities?

asked Feb 19 in PhotoChemistry

1 answer 33 views

What is the crystal field splitting energy for an octahedral complex with ligand field stabilisation energy of 4000 cm^-1? Show the calculation and determine whether the complex will be high spin or low spin.

answered Feb 19 in Coordination Chemistry

1 answer 28 views

How does the change in concentration of reactants affect the reaction rate and ultimately the profitability of the reaction?

asked Feb 18 in Chemical kinetics

1 answer 22 views

What is the bond order of the nitrogen molecule (N2) based on molecular orbital theory?

asked Feb 18 in Chemical bonding

1 answer 28 views

What is the role of metal ions in metalloenzymes and metalloproteins, and how does their coordination chemistry contribute to the activity and function of these biomolecules in biological systems?

asked Feb 13 in Coordination Chemistry

1 answer 81 views

How can the properties of biomaterials be investigated to determine their suitability for use in tissue engineering applications, and how do these properties affect their performance in vivo?

answered Feb 10 in Materials Chemistry

1 answer 35 views

How can the prediction of electronic and magnetic properties of transition metal complexes be used to assist in the design of new catalytic systems for industrial processes?

answered Feb 10 in Quantum Chemistry

1 answer 36 views

How can the molecular weight of a polymer be determined experimentally using Gel Permeation Chromatography (GPC)?

asked Feb 10 in Polymer Chemistry

1 answer 38 views

How can the critical temperature of a superconducting material be optimized through the manipulation of its crystal structure and composition?

asked Feb 6 in Materials Chemistry

1 answer 38 views

How can different luminescent materials be optimized for use in energy-efficient lighting applications?

asked Feb 6 in PhotoChemistry

1 answer 39 views

How can chemistry teachers provide hands-on experiences to students in remote learning environments where in-person laboratory access is limited?

asked Feb 5 in Chemical education

1 answer 39 views

How can chemistry be utilized to promote sustainable practices in industries while simultaneously boosting the economy?

answered Feb 4 in Chemical education

1 answer 41 views

Considering the reaction: Zn(s) + Cu2+(aq) -> Cu(s) + Zn2+(aq) What is the cell potential (in volts) at 25°C when the concentrations of [Cu2+] and [Zn2+] are 0.5 M and 1.0 M, respectively, and the zinc electrode is the anode? The standard reduction potentials for Cu2+/Cu and Zn2+/Zn are 0.34 V and -0.76 V, respectively.

answered Feb 3 in ElectroChemistry

1 answer 79 views

Calculate the standard enthalpy change for the precipitation reaction between lead(II) nitrate and sodium chloride to form lead(II) chloride and sodium nitrate. The balanced chemical equation for the reaction is:Pb(NO3)2 (aq) + 2NaCl (aq) → PbCl2 (s) + 2NaNO3 (aq)

asked Feb 3 in Chemical thermodynamics

Categories