Recent activity by DirkMarlar51

1 answer 23 views

How can the electrical conductivity and stability of graphene be improved for practical application in electronic devices?

asked 4 days ago in Materials Chemistry

1 answer 46 views

Determine the standard enthalpy change for the reaction between calcium oxide and hydrochloric acid, given the following information:CaO(s) + 2HCl(aq) → CaCl2(aq) + H2O(l)∆Hf° CaCl2(aq) = -795.7 kJ/mol∆Hf° H2O(l) = -285.8 kJ/mol∆Hc° = -1922.6 kJ/mol

answered 6 days ago in Chemical thermodynamics

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Design a retrosynthesis plan to synthesize ibuprofen from benzene.

answered 6 days ago in Organic Chemistry

1 answer 52 views

How can capillary electrophoresis be used to analyze the composition of a protein sample?

answered Jan 29 in Analytical Chemistry

1 answer 68 views

One possible question related to Aldehydes and ketones in Organic Chemistry for a student to solve is:What is the reaction mechanism and final products of the reaction between propanal and sodium hydroxide in the presence of water?

answered Jan 21 in Organic Chemistry

1 answer 29 views

According to the self-determination theory by Deci and Ryan, what are the three basic needs that must be met for motivation?

answered Jan 20 in Psychology

1 answer 8 views

What is the difference between a descriptive and inferential statistics in theory evaluation?

answered Jan 16 in Psychology

1 answer 50 views

According to Bowlby, when does attachment behaviour occur?

asked Jan 15 in Psychology

1 answer 31 views

What is the 'fundamental attribution error'?

asked Jan 14 in Psychology

1 answer 68 views

What is the role of dreams in psychoanalysis?

asked Jan 13 in Psychology

1 answer 28 views

Why does metal conduct heat and electricity so well?

asked Jan 8 in Science

1 answer 46 views

What layer is below the lithosphere and in the upper mantle?

answered Jan 7 in Science

1 answer 23 views

What is the force of attraction between things that have mass

answered Jan 7 in Science

1 answer 29 views

Birds evolved from what type of ancestor?

asked Dec 30, 2024 in Science

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