Questions by DerrickLavin

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1 answer 4 views

Consider the reaction: 2H2(g) + O2(g) → 2H2O(g) ΔH= −483.6 kJ/molAt constant temperature and pressure, 4 moles of hydrogen and 2 moles of oxygen are allowed to react. What is the maximum amount of work that can be obtained from this reaction?

asked 2 days ago in Physical Chemistry

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1 answer 13 views

Calculate the standard enthalpy change for the combustion of ethene gas (C2H4(g)) to form carbon dioxide gas (CO2(g)) and water vapor (H2O(g)), given the following thermochemical equations: C2H4(g) + 3O2(g) → 2CO2(g) + 2H2O(g) ΔH°=-1411 kJ/mol2H2(g) + O2(g) → 2H2O(g) ΔH°=-484 kJ/mol

asked 2 days ago in Chemical thermodynamics

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1 answer 27 views

According to the social identity theory, what is the basis of group formation?

asked Jan 17 in Psychology

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1 answer 25 views

How does the psychodynamic theory explain personality?

asked Jan 17 in Psychology

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1 answer 55 views

What is the cognitive-behavioural model?

asked Jan 13 in Psychology

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1 answer 73 views

What is Viktor Frankl's approach to psychotherapy?

asked Jan 10 in Psychology

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1 answer 19 views

Which type of animal creates useful substances such as honey, wax, lacquer, and silk?

asked Jan 8 in Science

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1 answer 10 views

What structure connects the fetus to the placenta, allowing the exchange of gases?

asked Jan 7 in Science

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1 answer 23 views

What role do proteins play in a biological reaction?

asked Jan 7 in Science

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1 answer 26 views

The three main rock types are igneous, metamorphic, and what?

asked Jan 2 in Science

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1 answer 41 views

Almost all vascular plants have mycorrhizae and rely on their fungal partners for what?

asked Dec 27, 2024 in Science

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