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CGP EDU Academic Team
Published on: August 14, 2026
When 30 mL of 0.10 M NaOH reacts with 10 mL of 0.10 M HCl, enthalpy change is -13.7 cal,
when 20 mL of 0.10 M HCl, is further added, enthalpy change would be
Text Solution
Verified by ExpertsThe correct answer is:
B
of 
millimole
Thus, NaOH is completely neutralised.
Heat of neutralisation of 0.003 mole of NaOH by
Thus, additional heat in second stage
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