Recent activity by Leif76792351

1 answer 84 views

How does the size and shape of graphene sheets affect their electrical conductivity and suitability for use in electronic devices?

asked Feb 24 in Materials Chemistry

1 answer 72 views

How does the route of administration affect the pharmacokinetics of a drug in the body? Specifically, compare the pharmacokinetic parameters (such as absorption, distribution, metabolism, and excretion) of a drug administered orally versus intravenously.

asked Feb 24 in Medicinal Chemistry

1 answer 82 views

What is the percentage composition by mass of carbon, hydrogen, and nitrogen in a compound if elemental analysis shows that it contains 54.5% carbon, 9.1% hydrogen, and 36.4% nitrogen?

asked Feb 22 in Analytical Chemistry

1 answer 78 views

What is the most effective method for treating and disposing of low-level radioactive waste to minimize its impact on the environment?

asked Feb 21 in Environmental Chemistry

1 answer 70 views

What is the molecular geometry and bond angle of a water molecule?

answered Feb 21 in Quantum Chemistry

1 answer 83 views

How does the energy of excited state molecules vary as a function of their electronic configuration?

answered Feb 20 in Computational Chemistry

1 answer 88 views

What is the effect of temperature on the rate of the reaction between hydrochloric acid and sodium thiosulfate? Provide experimental evidence for your answer.

answered Feb 20 in Chemical kinetics

1 answer 78 views

How do the coordination chemistry principles of chelation therapy explain the formation and stability of metal ion complexes used for the treatment of diseases such as iron overload and heavy metal poisoning?

asked Feb 19 in Coordination Chemistry

1 answer 80 views

What is the color of the copper(II) sulfate aqueous solution and the solid copper(II) sulfate pentahydrate (CuSO4·5H2O) and why do they exhibit these colors?

asked Feb 18 in Inorganic Chemistry

1 answer 84 views

How does the choice of polymer structure and morphology impact the efficiency of polymer-based photovoltaic materials?

asked Feb 18 in Polymer Chemistry

1 answer 76 views

What is the bond enthalpy of a chlorine molecule (Cl2), given that the bond dissociation energy of one chlorine-chlorine bond is 242 kJ/mol?

answered Feb 18 in Chemical bonding

1 answer 86 views

What are the most common mistakes students make when trying to understand the organization of the periodic table? How can these mistakes be avoided to better understand the chemical elements and their properties?

answered Feb 14 in Chemical education

1 answer 81 views

How do molecular orbital theory and hybridization explain the bonding in complex molecules such as benzene?

asked Feb 13 in Chemical education

1 answer 83 views

How can we improve the conductivity of polymer-based electronic materials?

asked Feb 13 in Polymer Chemistry

1 answer 96 views

What are the key molecular targets for developing new treatments for hypertension and what are the different strategies that medicinal chemists can use to design effective drugs that target these molecular targets?

asked Feb 13 in Medicinal Chemistry

1 answer 125 views

How many geometric isomers can be formed for the square planar complex (PtCl₂(NH₃)₂)?

answered Feb 13 in Coordination Chemistry

1 answer 133 views

How does exposure to different air pollutants affect the respiratory health of individuals in urban areas compared to those living in rural areas, and what are the specific chemical mechanisms involved in these effects?

asked Feb 13 in Environmental Chemistry

1 answer 102 views

How do the photochemical properties of enantiomers differ and what are the implications of these differences in chemistry and in everyday life?

asked Feb 13 in PhotoChemistry

1 answer 163 views

How do different chemical functional groups affect the electronic properties and reactivity of surfaces in catalytic reactions, as determined by density functional theory calculations?

asked Feb 12 in Computational Chemistry

1 answer 78 views

What is the difference between coordination polymers and metal-organic frameworks in terms of their structures, bonding, and applications in industries? Provide an example of each and discuss their potential use in catalysis or gas storage.

asked Feb 12 in Coordination Chemistry

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