The addition of hydrochloric acid to a silver nitrate solution precipitates silver chloride according to the reaction: AGNO3 (aq) + HCl(aq) → AgCl(s) + HNO3(aq) When 50.0 mL of 0.100 M AgNO3 is combined with 50.0 mL of 0.100 M HCI in a coffee-cup calorimeter, the temperature changes from 23.40 °C to 24.21 °C. Calculate AHrxn for the reaction as written. Use 1.00 g/mL as the density of the solution and C = 4.18 J/(g·°C) as the specific heat capacity. Express your answer in kilojoules per mole to two significant figures. HV ΑΣφ ΔΗΚ kJ/mol %3D

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