Recent activity by ArielBiddell

1 answer 29 views

Determine the standard enthalpy change for the reaction: Fe2O3 (s) + 3CO (g) → 2Fe (s) + 3CO2 (g)given the following values of standard enthalpy of formation:ΔHf° [Fe2O3 (s)] = -824 kJ/mol ΔHf° [CO2 (g)] = -393.5 kJ/mol ΔHf° [CO (g)] = -110.5 kJ/mol ΔHf° [Fe (s)] = 0 kJ/mol

answered 1 day ago in Chemical thermodynamics

1 answer 49 views

What are the specific properties of a solid that can help a chemist identify whether it has ionic, covalent or metallic bonding? Provide three examples, with a brief explanation of each.

asked 6 days ago in Chemical bonding

1 answer 32 views

Who believed that humans are driven by unconscious desires and conflicts?

asked Jan 20 in Psychology

1 answer 40 views

What is the strength of Havighurst's developmental tasks theory?

asked Jan 16 in Psychology

1 answer 22 views

Please list some strengths of TMS studies.

answered Jan 15 in Psychology

1 answer 16 views

What is psychosocial psychology?

answered Jan 13 in Psychology

1 answer 22 views

What would you call a relationship where the bacteria benefit and and the other organism is harmed?

answered Jan 8 in Science

1 answer 46 views

What kind of muscle cells undergo twitch-type contractions with long refractory periods followed by brief relaxation periods, allowing the heart to fill with blood for the next cycle?

answered Jan 7 in Science

1 answer 26 views

Speciation, convergent evolution, and coevolution are types of what process?

asked Dec 31, 2024 in Science

1 answer 24 views

As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what?

asked Dec 30, 2024 in Science

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