A styrofoam calorimeter contains 60.0 mL of o.750 M H,C,H¸O, at 22.8°C. When 9.83 g NaHCO, is added to the calorimeter, the temperature of the resulting solution decreases to a minimum of 5.1°C. The reaction that occurs is: H;CgH;O7(aq) + 3 NaHCO3(aq) → Na;CgH;O7(aq) + 3 CO2(g) + 3 H2O(1) AHreaction ??? What is the (experimental) enthalpy change for this reaction, AH ? (Use the total mass of reaction' solution and 4.18 J/(g °C) for the specific heat of the solution in your calculations.) kJ/mol

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