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ChemistryThermochemistryEnthalpy of NeutralisationHard2 minPYQ_2025
ChemistryHardmatching list

Which of the following mixing of 1 M base and 1 M acid leads to the largest increase in temperature?

Options:

Answer:
C
Solution:

The rise in temperature of neutralization reaction will be maximum for maximum number of moles of strong acid and strong base neutralized and lower volume of final solution. (3) mmol Final volume of solution Option (1) and (2) have weak acids and in option (4) only 20 mmol of HCl will be neutralized with 70 mL final volume.

Stream:JEESubject:ChemistryTopic:ThermochemistrySubtopic:Enthalpy of Neutralisation
2mℹ️ Source: PYQ_2025

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