In a constant‑pressure calorimeter, 65.0 mL of 0.350 M Ba(OH)2 was added to 65.0 mL of 0.700 M HCl. The reaction caused the temperature of the solution to rise from 22.90 ∘C to 27.7 ∘C. If the solution has the same density and specific heat as water (1.00 g/mL and 4.184J/g⋅°C,) respectively), what is Δ? for this reaction (per mole H2O produced)? Assume that the total volume is the sum of the individual volumes. Δ?=             kJ/mol H2O

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