Recent activity by HermelindaPe

1 answer 35 views

Calculate the standard enthalpy change for the reaction: Fe2O3(s) + 3CO(g) → 2Fe(s) + 3CO2(g) Given the following standard enthalpy of formation values: ΔHf° [Fe2O3(s)] = -824 kJ/mol ΔHf° [CO(g)] = -110 kJ/mol ΔHf° [CO2(g)] = -393.5 kJ/mol ΔHf° [Fe(s)] = 0 kJ/mol.

asked Feb 3 in Chemical thermodynamics

1 answer 29 views

When was the Hamilton Rating Scale for Depression HAM-D first published?

asked Jan 20 in Psychology

1 answer 34 views

According to the Conservation of Resource theory, what is the main challenge for people undergoing end-of-life issues?

asked Jan 16 in Psychology

1 answer 11 views

Why is cognitive development theory significant?

asked Jan 16 in Psychology

1 answer 27 views

Who developed the concept of ego, superego and id?

asked Jan 15 in Psychology

1 answer 55 views

What is the role of education in mental health stigma?

answered Jan 14 in Psychology

1 answer 29 views

What is the difference between social norms and personal norms?

asked Jan 14 in Psychology

1 answer 26 views

Where on the earth's surface does the water cycle takes place?

asked Jan 8 in Science

1 answer 32 views

What type of waste is eliminated from the body through the anus?

answered Jan 8 in Science

1 answer 32 views

What occurs when there are differences in fitness among a population?

answered Jan 7 in Science

1 answer 21 views

What happens when a sodium atom loses an electron?

answered Jan 6 in Science

1 answer 43 views

What does the kyoto protocol focus on controlling?

answered Jan 6 in Science

1 answer 58 views

In what do a roundworm's eggs pass from host to the environment?

answered Dec 31, 2024 in Science

1 answer 33 views

At what point during a chemical reaction is there no net change?

answered Dec 30, 2024 in Science

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