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JEE Main 2022 Chemistry question

ChemistryThermodynamicsJEE Main 2022

While performing a thermodynamics experiment, a student made the following observations. HCl + NaOH NaCl + ; = −57.3 kJ + NaOH ; = −55.3 kJ The enthalpy of ionization of as calculated by the student is kJ . [nearest integer]

Answer: 2

Solution

The neutralisation of a weak acid involves its ionisation as well as the neutralisation of and .

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Question ID VK-024707