Answers by LuigiBinns8

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Calculate the standard enthalpy change for the sublimation of 5 moles of solid iodine (I2) given the following data:- Enthalpy of fusion of iodine = 15.52 kJ/mol- Enthalpy of vaporization of iodine = 41.57 kJ/mol

answered 2 days ago in Chemical thermodynamics

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Calculate the standard enthalpy change for the fusion of 2.5 moles of solid sulfur (S8) at its melting point (388 K) using the given information: ΔHfus = 9.73 kJ/mol ΔSfus = 22.8 J/(mol*K) The molar heat capacity of solid sulfur is 22.75 J/(mol*K) and the heat capacity of the liquid sulfur is 37.05 J/(mol*K).

answered 2 days ago in Chemical thermodynamics

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What is the concentration (in g/L) of FeCl3 in a 25 mL sample that has an absorbance of 0.325 at a wavelength of 535 nm, assuming an extinction coefficient of 976 L/mol/cm?

answered 6 days ago in Analytical Chemistry

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Who proposed the zone of proximal development?

answered Jan 20 in Psychology

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What physical property of matter reflects how closely packed the particles are?

answered Jan 7 in Science

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A chemical property describes the ability of a substance to undergo a specific what?

answered Dec 28, 2024 in Science

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Narrowing of the arterioles causes an increase of what upstream in the arteries?

answered Dec 27, 2024 in Science

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