GKFix MCQ Question

What is the enthalpy change when HCl.25 aq. is diluted to HCl.40 aq. by adding 15 aq. of solvent?

• A. –0.76 kJ/mol
• B. +0.76 kJ/mol
• C. –1.52 kJ/mol
• D. +1.52 kJ/mol