Recent activity by RosalindOste

1 answer 19 views

How can practical applications of chemistry be better incorporated into the classroom curriculum to enhance the understanding and relevance of the subject for students?

answered 15 hours ago in Chemical education

1 answer 28 views

How does changing the pH affect the formation of a complex ion with copper (II) ion and ethylenediamine? Provide a detailed explanation and the associated chemical equations.

asked 2 days ago in Chemical equilibrium

1 answer 44 views

Calculate the enthalpy change for the following chemical reaction: 2NH3(g) + 3O2(g) → 2NO(g) + 3H2O(l) Given the following enthalpy values: ΔH°f (NH3) = −46.11 kJ/molΔH°f (O2) = 0 kJ/molΔH°f (NO) = 90.3 kJ/molΔH°f (H2O) = −285.8 kJ/mol

asked Jan 23 in Chemical thermodynamics

1 answer 49 views

An aqueous solution of 1.0 M HCl is oxidized by a lead anode in a half-cell, while a half-cell with a hydrogen electrode is used as the standard reduction potential. If the electrode potential of the lead electrode is -0.13 V, what is the cell potential of the overall reaction?

answered Jan 22 in ElectroChemistry

1 answer 51 views

Compare the social learning theory and the cognitive-developmental theory of gender development.

asked Jan 20 in Psychology

1 answer 25 views

According to the Dual-Process Model of Coping, how can individuals cope with end-of-life experiences

answered Jan 20 in Psychology

1 answer 52 views

Why is Erikson's psychosocial development theory important?

asked Jan 15 in Psychology

1 answer 20 views

Which single most factor is responsible for the extinction of hundreds of species of birds?

asked Jan 8 in Science

1 answer 25 views

What term is used to describe the change in size or volume of a given mass with temperature?

asked Jan 8 in Science

1 answer 29 views

What is the term for force that opposes motion between any touching surfaces?

asked Jan 7 in Science

1 answer 31 views

What is the fourth planet from the sun?

asked Jan 7 in Science

1 answer 34 views

What is defined as the temperature plus precipitation of an area over a long period of time?

answered Jan 6 in Science

1 answer 35 views

What blood protein carries oxygen from the lungs to cells throughout the body?

answered Jan 6 in Science

1 answer 39 views

The purpose of scientific investigations generally is to test a what?

answered Jan 2 in Science

1 answer 29 views

Gibbs free energy values can be used to determine what?

answered Dec 30, 2024 in Science

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