Questions by FrancescaTor

0 votes

1 answer 28 views

How does the polarity of a solvent affect the solubility of a substance? Provide a detailed explanation with examples.

asked Feb 22 in Chemical bonding

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1 answer 23 views

What are the resonance structures of the molecule NO3- and how do the different structures contribute to its stability?

asked Feb 21 in Chemical bonding

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1 answer 23 views

What is the effect of temperature on the rate of the reaction between magnesium and hydrochloric acid, and how does it relate to the Arrhenius equation?

asked Feb 20 in Chemical kinetics

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1 answer 26 views

What is the effect of cross-linking density on the swelling behavior of a polymer-based superabsorbent material?

asked Feb 19 in Polymer Chemistry

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1 answer 42 views

How does the chemical composition of glasses affect their refractive index and transparency, and what role does the preparation method play in optimizing these properties for their use in optical applications?

asked Feb 18 in Materials Chemistry

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1 answer 39 views

How does the Calvin cycle in photosynthesis fix carbon atoms into organic molecules, and what are the specific chemical reactions involved in this process?

asked Feb 18 in BioChemistry

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1 answer 67 views

How can we increase diversity in the chemistry field to promote inclusivity and equity in research and educational opportunities?

asked Feb 13 in Chemical education

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1 answer 37 views

How can molecular docking studies be utilized to identify potential inhibitors of the protein-protein interaction between two specific proteins involved in a disease state?

asked Feb 5 in Computational Chemistry

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1 answer 41 views

How can chemistry students with limited access to extracurricular activities take advantage of available resources to enhance their practical learning experience?

asked Feb 5 in Chemical education

0 votes

1 answer 71 views

Calculate the standard enthalpy change for the reaction: 2NaOH (s) + H2SO4 (aq) → Na2SO4 (aq) + 2H2O (l)given that the standard enthalpy of formation of Na2SO4 (aq) is -1385 kJ/mol, and the standard enthalpies of formation of NaOH (s), H2SO4 (aq) and H2O (l) are -425 kJ/mol, -814 kJ/mol and -286 kJ/mol respectively.

asked Feb 3 in Chemical thermodynamics

0 votes

1 answer 56 views

Calculate the standard electrode potential of an electrode that is in contact with a solution containing 0.1 M copper (II) ions and its concentration of Cu2+ ions is in equilibrium with a hydrogen electrode at 1 atm hydrogen pressure and pH = 0.

asked Feb 3 in ElectroChemistry

0 votes

1 answer 113 views

Design a supramolecular assembly using non-covalent interactions that could potentially be used for drug delivery and explain how it can be achieved through self-assembly techniques in physical chemistry.

asked Jan 30 in Physical Chemistry

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1 answer 49 views

When does the formal operation stage of cognitive development occur?

asked Jan 20 in Psychology

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1 answer 88 views

What are some of the practical implications of group decision-making in businesses?

asked Jan 17 in Psychology

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1 answer 73 views

What are the differences between automatic and controlled processing?

asked Jan 17 in Psychology

0 votes

1 answer 78 views

What is a t-test?

asked Jan 17 in Psychology

0 votes

1 answer 71 views

What are the limitations of queer theory in understanding human sexuality?

asked Jan 16 in Psychology

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1 answer 57 views

What is Sexual Script Theory?

asked Jan 15 in Psychology

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1 answer 79 views

What are the strengths of using a hypothesis?

asked Jan 15 in Psychology

0 votes

1 answer 43 views

What are the psychological factors that can influence pain perception?

asked Jan 15 in Psychology

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