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Calculate the standard enthalpy change (∆H°) for the dissolution of 5 grams of table salt (NaCl) in water at 298 kelvin. The molar mass of NaCl is 58.44 g/mol and the heat capacity of the solution is 4.18 J/gK.

asked Feb 3 in Chemical thermodynamics

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A student wants to prepare polyethylene using the radical polymerization process. The monomer used is ethylene, and the reaction occurs at a temperature of 60°C. The initiator used is benzoyl peroxide. The student wants to know the enthalpy change that occurs during the polymerization process. How can the student calculate the enthalpy of polymerization using the given information?

answered Jan 22 in ThermoChemistry

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According to cognitive behavioural therapy, how does changing negative thoughts affect mental health?

answered Jan 16 in Psychology

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What is the developmental niche?

answered Jan 15 in Psychology

1 answer 21 views

What is the interactionist perspective on personality?

answered Jan 13 in Psychology

1 answer 38 views

What is the most common type of cancer in adult females?

answered Jan 7 in Science

1 answer 34 views

Alleles that carry deadly diseases are usually which type?

answered Dec 27, 2024 in Science

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