Answers by LXFKeisha280

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Calculate the standard enthalpy change (∆H°) for the reaction: 2HCl(aq) + Na2CO3(aq) → CO2(g) + H2O(l) + 2NaCl(aq) given that the standard enthalpy of formation (∆H°f) for NaCl(aq), H2O(l) and CO2(g) are -407.3 kJ/mol, -285.8 kJ/mol and -393.5 kJ/mol respectively.

answered 2 days ago in Chemical thermodynamics

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What are the specific photochemical properties responsible for the bioluminescence exhibited by organisms such as fireflies, jellyfish, and bacteria, and how can this knowledge be applied in the synthesis of new luminescent molecules for various applications?

answered 5 days ago in PhotoChemistry

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What is the most favorable reaction pathway for the synthesis of methane (CH4) from hydrogen gas (H2) and carbon monoxide (CO) using Monte Carlo simulations of gas-phase reactions?

answered 5 days ago in Computational Chemistry

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How can we analyze the composition of a given sample using high-performance liquid chromatography (HPLC) and obtain accurate data for the identification and quantification of its components?

answered Jan 29 in Analytical Chemistry

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Please evaluate the social comparison theory.

answered Jan 20 in Psychology

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Where is the emphasis in existential psychology?

answered Jan 17 in Psychology

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Who proposed the theory of attention?

answered Jan 16 in Psychology

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To calculate acceleration without a change in direction, you just divide the change in velocity by the change in what?

answered Jan 2 in Science

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21 views

Gases can undergo diffusion, or the opposite, which is what?

answered Dec 30, 2024 in Science

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What system includes the brain and the spinal cord?

answered Dec 27, 2024 in Science

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Researchers have long based their hypotheses about animal phylogeny on what?

answered Dec 27, 2024 in Science

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