Recent activity by WinonaCallen

1 answer 18 views

What are the differences between gel permeation chromatography and size exclusion chromatography, and how can these techniques be used to characterize polymers with different molecular weights and distributions?

answered 19 hours ago in Polymer Chemistry

1 answer 40 views

How can computational chemistry and molecular docking studies be applied to identify potential drug candidates for the treatment of cancer?

asked Feb 5 in Computational Chemistry

1 answer 27 views

How can chemistry students who have limited access to laboratory equipment and facilities still effectively learn and understand chemical concepts that are typically taught through hands-on experimentation?

asked Feb 5 in Chemical education

1 answer 28 views

Calculate the standard electrode potential for the redox reaction: Fe3+(aq) + e- → Fe2+(aq) Given that the standard electrode potential for the reduction of Fe3+(aq) to Fe2+(aq) is +0.771 V and the standard electrode potential for the reduction of H+(aq) to H2(g) is 0.000 V.

asked Feb 3 in Chemical thermodynamics

1 answer 86 views

What type of polymer-based sensor is suitable for detecting heavy metal ions in aqueous solutions, and how does its sensitivity compare to existing detection methods?

asked Jan 30 in Polymer Chemistry

1 answer 61 views

What type of functional group is present in the compound that has an IR stretch at 1700 cm^-1 and an NMR peak at 9 ppm in the ^1H NMR spectrum?

answered Jan 21 in Organic Chemistry

1 answer 30 views

What did the Stanford prison experiment demonstrate?

answered Jan 20 in Psychology

1 answer 53 views

What is the information processing approach's evaluation of perceptual illusions?

asked Jan 20 in Psychology

1 answer 11 views

When considering the impact of social determinants of health, what is the term for systematic differences in health outcomes experienced by different groups?

asked Jan 17 in Psychology

1 answer 26 views

What is the group threat theory?

asked Jan 16 in Psychology

1 answer 8 views

Who proposed the rational choice theory?

asked Jan 16 in Psychology

1 answer 26 views

What are the stages of psychosocial development?

asked Jan 14 in Psychology

1 answer 44 views

What is the importance of attention?

asked Jan 14 in Psychology

1 answer 66 views

Which group of metals in the periodic table include elements such as sodium and potassium?

asked Jan 8 in Science

1 answer 55 views

What is the term for the cell fragments involved in blood clotting, which stick to tears in blood vessels and to each other?

answered Jan 7 in Science

1 answer 34 views

The process of the cytoplasm splitting apart and the cell pinching in two is known as what?

answered Jan 2 in Science

1 answer 32 views

In a scientific experiment, the variable that is affected by the other one is called what?

answered Dec 31, 2024 in Science

1 answer 29 views

Different forms of the same element are called what?

answered Dec 30, 2024 in Science

1 answer 16 views

What type of reaction is a process in which some substances, called reactants, change into different substances, called products?

asked Dec 28, 2024 in Science

1 answer 56 views

Structural adaptations in flying animals often contribute to reduced what?

answered Dec 27, 2024 in Science

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