Questions by EusebiaSweat

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1 answer 43 views

Calculate the standard enthalpy change (ΔH°) for the phase transition reaction of ice to water, given that the enthalpy of fusion for ice is 6.01 kJ/mol and the specific heat capacity of water is 4.18 J/g·°C. Express your answer in kJ/mol.

asked 2 days ago in Chemical thermodynamics

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1 answer 47 views

Calculate the enthalpy change of isomerization for the conversion of cis-but-2-ene to trans-but-2-ene if the enthalpy of formation of cis-but-2-ene is -24.7 kJ/mol and the enthalpy of formation of trans-but-2-ene is -28.6 kJ/mol. The heat of combustion of but-2-ene is -2723 kJ/mol.

asked Jan 23 in ThermoChemistry

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1 answer 36 views

According to the biopsychosocial model, what factors contribute to addiction?

asked Jan 15 in Psychology

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1 answer 22 views

What is the frequency theory of hearing?

asked Jan 13 in Psychology

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1 answer 6 views

What layer of earth contains abundant oxygen, which can combine with other elements to create oxide minerals?

asked Jan 7 in Science

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1 answer 18 views

What do puffer fish produce to protect itself?

asked Jan 6 in Science

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1 answer 22 views

The pituitary gland is called the “master gland” of what system?

asked Jan 2 in Science

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1 answer 25 views

Most geological activity takes place where?

asked Dec 31, 2024 in Science

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1 answer 37 views

If pollination occurs, what does the zygote develop into?

asked Dec 30, 2024 in Science

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1 answer 24 views

What do you call a circuit that consists of one loop, which if interrupted at any point, causes cessation of the whole circuit's electric current?

asked Dec 28, 2024 in Science

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1 answer 20 views

The second step in eukaryotic cell division is division of which part of the cell?

asked Dec 27, 2024 in Science

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