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What is the pH of a solution if the pH meter reading is 7.5 and the temperature of the solution is 25°C?
asked
3 days
ago
in
Analytical Chemistry
1
answer
30
views
What is the mechanism of nucleophilic addition reaction of methanol with propanal, and what is the product obtained?
answered
3 days
ago
in
Organic Chemistry
1
answer
17
views
How does the morphology of catalyst surfaces affect their catalytic activity in the conversion of reactants into products?
asked
4 days
ago
in
Surface Chemistry
1
answer
12
views
What is the Lewis structure of the compound CH4O?
asked
4 days
ago
in
Chemical bonding
1
answer
16
views
How does the electronic structure of a molecule affect its molecular geometry?
answered
5 days
ago
in
Physical Chemistry
1
answer
31
views
What is the equilibrium constant expression for the dissociation of acetic acid, CH3COOH, in water? Calculate the equilibrium constant value given that the pH of the solution is 4.5 and the initial concentration of acetic acid is 0.1 M.
asked
5 days
ago
in
Chemical equilibrium
1
answer
30
views
How does the concentration of heavy metals in water affect the survival and growth of aquatic plants in a polluted river?
answered
6 days
ago
in
Environmental Chemistry
1
answer
31
views
How does the concentration of adsorbate affect the efficiency of activated carbon in removing pollutants from water?
asked
6 days
ago
in
Surface Chemistry
1
answer
33
views
How do the chemical properties and structures of different polymer-based packaging materials affect their degradation and environmental impact, and how can we design more sustainable packaging materials using polymer chemistry principles?
asked
6 days
ago
in
Polymer Chemistry
1
answer
22
views
What is the bond enthalpy of a carbon-hydrogen (C-H) bond in methane (CH4), given that the energy required to break a mole of C-H bonds in methane is 413 kJ/mol?
asked
Feb 18
in
Chemical bonding
1
answer
36
views
What is the effect of surface chemistry on emulsification in food and beverage processing, and how can it be optimized to improve the stability and consistency of emulsions?
asked
Feb 14
in
Surface Chemistry
1
answer
32
views
What factors determine the bond strength of a molecule? Provide examples of molecules with strong and weak bonds, and explain how the types of bonds in those molecules contribute to their overall strength or weakness.
asked
Feb 14
in
Chemical bonding
1
answer
33
views
How does the process of protein degradation and turnover occur in cells, and what are the specific enzymes involved in the breakdown of different types of proteins?
asked
Feb 14
in
BioChemistry
1
answer
33
views
What are the hybrid orbitals present in the molecule of formaldehyde (CH2O)?
asked
Feb 13
in
Chemical bonding
1
answer
30
views
What is the net ATP production and the overall chemical reaction equation during one round of glycolysis in a human red blood cell?
asked
Feb 13
in
BioChemistry
1
answer
9
views
How can the structural information of an enzyme or receptor be used to design drugs that selectively target and inhibit its activity, while avoiding off-target effects?
answered
Feb 10
in
Medicinal Chemistry
1
answer
34
views
How can the polymerization reaction of styrene monomer be manipulated to achieve different molecular weights and properties in the resulting polystyrene polymer?
answered
Feb 10
in
Chemical synthesis
1
answer
22
views
How can the manufacturing process of polyethylene be optimized to improve the mechanical properties of the polymer?
asked
Feb 7
in
Polymer Chemistry
1
answer
33
views
How can the electronic and magnetic properties of molecular magnets be accurately predicted using quantum chemistry methods?
answered
Feb 7
in
Quantum Chemistry
1
answer
29
views
How can limited access to laboratory equipment and facilities affect the quality of scientific research and education in the field of chemistry?
answered
Feb 5
in
Chemical education
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