Recent activity by Leif47U7158

1 answer 30 views

How does the doping concentration of a conductive polymer affect its electrical conductivity and mechanical properties, and what is the optimal doping level for use in flexible electronics?

answered Feb 12 in Materials Chemistry

1 answer 43 views

How can the properties of drug delivery systems be optimized to increase the efficacy of orally delivered medications for individuals with gastrointestinal disorders?

asked Feb 10 in Medicinal Chemistry

1 answer 30 views

How can chemistry students overcome the limited availability of extracurricular activities related to chemistry in their local community and still gain practical experience in the field?

answered Feb 5 in Chemical education

1 answer 48 views

How will changing the pH affect the formation of a complex ion between Fe³⁺ and CN⁻ in a solution containing both species at equilibrium? Provide a theoretical explanation supported by relevant chemical equations and calculations.

answered Feb 3 in Chemical equilibrium

1 answer 58 views

Calculate the enthalpy of vaporization for water if 50.0 g of water is completely vaporized at its boiling point (100°C) using 107 kJ/mol as the heat of vaporization of water.

answered Jan 23 in ThermoChemistry

1 answer 64 views

Calculate the enthalpy change for the combustion of methane, given the following balanced chemical equation:CH4(g) + 2O2(g) -> CO2(g) + 2H2O(g)The enthalpies of formation for methane, carbon dioxide, and water are -74.8 kJ/mol, -393.5 kJ/mol, and -241.8 kJ/mol respectively.

asked Jan 23 in Chemical thermodynamics

1 answer 38 views

Outline social penetration theory

answered Jan 15 in Psychology

1 answer 30 views

What is the male gaze?

asked Jan 14 in Psychology

1 answer 13 views

What is the significance of honoring cultural traditions in indigenous psychology?

asked Jan 14 in Psychology

1 answer 13 views

What are the ethical considerations in animal psychology research?

answered Jan 13 in Psychology

1 answer 51 views

What are some criticisms of the Big Five personality model?

asked Jan 13 in Psychology

1 answer 46 views

Which planet is closest to the sun?

answered Jan 8 in Science

1 answer 39 views

What is determined by the energy of the disturbance that causes the wave?

answered Jan 6 in Science

1 answer 38 views

The process in which the nucleus divides is called what?

asked Jan 2 in Science

1 answer 34 views

Stars spend most of their lives on the main sequence, fusing hydrogen into what?

asked Dec 31, 2024 in Science

1 answer 74 views

Elasticity is the ability of a material to return to its original shape after being stretched or?

asked Dec 30, 2024 in Science

1 answer 37 views

Atoms of different elements can combine in simple whole number ratios to form what?

answered Dec 30, 2024 in Science

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