Questions by WalterC19362

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1 answer 32 views

What is the shape of the ammonia (NH3) molecule and how does the application of quantum mechanics elucidate its structural properties?

asked Feb 24 in Physical Chemistry

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1 answer 29 views

What is the magnetic behavior of a specific molecule or material, and how does it correlate to the electronic structure of the system?

asked Feb 20 in Quantum Chemistry

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1 answer 32 views

What is the heat of combustion (in kJ/mol) of butane (C4H10) gas at 25°C and 1 atm pressure, assuming complete combustion?

asked Feb 20 in Chemical reactions

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1 answer 37 views

How does the concentration of reactants affect the rate of a chemical reaction and ultimately the profitability of the reaction?

asked Feb 19 in Chemical kinetics

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1 answer 31 views

What is the bond order and bond length of the N-O bond in nitric oxide (NO)?

asked Feb 18 in Inorganic Chemistry

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1 answer 37 views

What is the bond angle between the two hydrogen atoms in a water molecule, and how does the molecular geometry of water affect its properties?

asked Feb 17 in Quantum Chemistry

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1 answer 38 views

How does the binding of specific transcription factors to DNA sequences affect the regulation of gene expression?

asked Feb 17 in BioChemistry

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1 answer 39 views

How can the performance of polymer-based membranes for water treatment be improved in terms of water flux and rejection of contaminants, specifically for the treatment of highly saline water?

asked Feb 10 in Polymer Chemistry

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1 answer 35 views

How can chemistry departments in schools and universities improve the availability of textbooks and resources for students who are limited in their access to these materials?

asked Feb 4 in Chemical education

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1 answer 89 views

Here's a precise problem for a chemistry student to solve in the context of developing new treatments for skin diseases:What are the chemical properties of common ingredients in current topical treatments for psoriasis, and how can those properties be optimized to increase efficacy and decrease side effects in clinical use?

asked Feb 4 in Medicinal Chemistry

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1 answer 94 views

What are the functional groups present in an unknown organic compound that has an IR spectrum showing a strong absorption band at 1730 cm^-1 and weak bands at 2960 cm^-1 and 3300 cm^-1? Identify the possible functional groups and explain the reasoning behind your identification.

asked Jan 30 in Analytical Chemistry

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1 answer 42 views

A sample problem for a chemistry student to solve from the subtopic Calculating the effect of changing the temperature on the equilibrium constant could be: What would be the new equilibrium constant (Kc) for the reaction 2NOCl (g) ↔ 2NO (g) + Cl2 (g) at 400 K, if the initial equilibrium constant at 300 K is 2.50 x 10^-3? Given that the enthalpy change of the reaction (∆H) is -91.84 kJ/mol and the entropy change of the reaction (∆S) is -188.8 J/mol K.

asked Jan 22 in Chemical equilibrium

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1 answer 45 views

Please evaluate the Kelly's personal construct theory.

asked Jan 20 in Psychology

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1 answer 67 views

According to the cognitive approach, how do psychologists study mental processes?

asked Jan 16 in Psychology

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1 answer 39 views

What is the aversive racism theory's proposition?

asked Jan 16 in Psychology

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1 answer 38 views

Where does pragmatism see the role of theory?

asked Jan 16 in Psychology

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1 answer 53 views

What is unsupervised learning in AI?

asked Jan 15 in Psychology

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1 answer 38 views

What is the difference between an algorithm and a heuristic?

asked Jan 14 in Psychology

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1 answer 101 views

What is contemporary neuroscience?

asked Jan 13 in Psychology

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1 answer 56 views

How do the social cognitive theory and person-environment fit theory differ?

asked Jan 13 in Psychology

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