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User KatjaQuinone
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What is the relationship between the critical temperature and the crystal structure of high-temperature superconducting materials?
answered
Feb 24
in
Materials Chemistry
1
answer
28
views
What is the effect of changes in pH on the reaction rate between hydrochloric acid (HCl) and magnesium (Mg)?
answered
Feb 22
in
Chemical kinetics
1
answer
31
views
How does the presence of heavy metals such as lead and mercury in soil and water sources affect the growth and survival of aquatic plants, and what are some effective methods for reducing heavy metal toxicity in the environment?
asked
Feb 22
in
Environmental Chemistry
1
answer
29
views
What is the relationship between the optical properties of molecules and their electronic excited states, and how can these properties be calculated using quantum chemistry methods? Provide specific examples of molecules and their electronic transitions.
asked
Feb 21
in
Quantum Chemistry
1
answer
31
views
What is the molecular geometry and bond angles of carbon dioxide molecule?
asked
Feb 21
in
Quantum Chemistry
1
answer
32
views
How does the concentration and pore size of activated carbon affect its efficiency in adsorbing pollutants from contaminated water?
asked
Feb 20
in
Surface Chemistry
1
answer
28
views
What is the effect of varying intensities of light on the reaction rate of the decomposition of hydrogen peroxide catalyzed by potassium iodide?
answered
Feb 20
in
Chemical kinetics
1
answer
30
views
What is the effect of different metal ion geometries on the formation and properties of coordination polymers and metal-organic frameworks? Provide specific examples and discuss their potential applications in catalysis or gas storage.
asked
Feb 19
in
Coordination Chemistry
1
answer
28
views
What is the diffusion coefficient of oxygen gas in air at 25°C and atmospheric pressure?
asked
Feb 19
in
Physical Chemistry
1
answer
39
views
What is the correlation between the chemical structure of liquid crystals and their various phase transitions, and how can this be leveraged to design more efficient and effective liquid crystal display (LCD) technology?
answered
Feb 19
in
Materials Chemistry
1
answer
45
views
How does the coordination chemistry of heme iron in hemoglobin and myoglobin affect the binding and release of oxygen?
answered
Feb 19
in
Coordination Chemistry
1
answer
32
views
What is the effect on the formation of the complex ion [Fe(H2O)6]3+ when the pH is changed from 2.0 to 3.5? Show calculations to support your answer.
asked
Feb 18
in
Chemical equilibrium
1
answer
36
views
How much energy is required to break the bond between two oxygen atoms in a diatomic oxygen molecule (O2) using bond enthalpy?
answered
Feb 18
in
Chemical bonding
1
answer
31
views
What is the balanced chemical equation for the decomposition of potassium chlorate (KClO3) when heated? Also, calculate the amount of oxygen (in grams) produced from the decomposition of 50 grams of potassium chlorate.
answered
Feb 17
in
Chemical reactions
1
answer
34
views
What is the effect of oxidative photodamage on the UV absorption properties of common sunscreen agents such as oxybenzone and avobenzone?
asked
Feb 14
in
PhotoChemistry
1
answer
28
views
How can the yield of a desired product in a chemical reaction be optimized by adjusting the reaction conditions such as temperature, pressure, and reactant concentration?
asked
Feb 14
in
Chemical engineering
1
answer
37
views
How can we optimize the production process of ammonium nitrate fertilizer to increase its yield, while also ensuring product quality and minimizing environmental impact?
asked
Feb 14
in
Chemical engineering
1
answer
54
views
What is the net ATP gained through one round of glycolysis?
answered
Feb 13
in
BioChemistry
1
answer
66
views
How can the yield and purity of polystyrene synthesized from styrene monomer using radical polymerization technique be improved through adjustments in the reaction conditions and choice of reaction initiators?
answered
Feb 13
in
Chemical synthesis
1
answer
68
views
How does the drug 'Ibuprofen' alleviate pain and inflammation in the body?
asked
Feb 13
in
Medicinal Chemistry
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