Recent activity by Marguerite52

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Calculate the standard enthalpy change (∆H°) for the neutralization reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH) given the following information:- Balanced chemical equation: HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l)- ∆H°f of NaCl(aq) = -407.3 kJ/mol- ∆H°f of H2O(l) = -285.8 kJ/mol- Heat capacity of the system, Cp = 4.18 J/g.K- Mass of the HCl solution used = 50.0 g- Concentration of HCl solution = 0.100 M- Volume of NaOH solution used = 100.0 mL- Concentration of NaOH solution = 0.200 MAssume that the specific heat of the solution is equal to that of water at 4.18 J/g.K and that the density o

asked 2 days ago in Chemical thermodynamics

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An unknown compound was analyzed using mass spectrometry, and the resulting spectrum showed a molecular ion peak at m/z 214. Fragmentation patterns were also observed with peaks at m/z 121 and m/z 93. Can you identify the unknown compound and explain the fragmentation pathways leading to the observed peaks?

asked Jan 22 in Analytical Chemistry

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How do neuropsychologists study the relationship between the brain and behaviour?

answered Jan 20 in Psychology

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What is the name of the experiment that looked at conformity to a group when the correct answer was obvious?

answered Jan 17 in Psychology

1 answer 22 views

According to the Social Identity Theory, why do we form in-groups and out-groups in relation to AI?

answered Jan 15 in Psychology

1 answer 20 views

What is the dual-coding hypothesis?

asked Jan 15 in Psychology

1 answer 21 views

What is a long, tube-shaped bundle of neurons, protected by the vertebrae?

answered Jan 6 in Science

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