NaOH(s) trial (A) NHẠNO3 (s) trial (B) Part 2: Enthalpy of dissolution a. Mass of substance dissolved (g) b. Mass of calorimeter (g) c. Mass of calorimeter + water (g) d. Mass of water (g) 0.8314 0.7985 2.114 2.179 11.9717 12.0731 e. Total mass of reactants (g) f. Initial temperature of water (°C) g. Final temperature of solution (°C) h. Change in the temperature, AT (°C) i. Moles of solid dissolved in water (mols) j. Heat lost or gained by the water, Aqm (J) k. Heat absorbed by the calorimeter, Aq. (J) I. Heat absorbed or released by the dissolving solute Aq: = Aqm+ Aqc (J) m. Enthalpy of solution, AHrxn (kJ/mol) n. Theoretical enthalpy, calculated AHrxn (kJ/mol) 18.0 18.2 30.0 13.6 o. Percent error

NaOH(s) trial (A) NHẠNO3 (s) trial (B) Part 2: Enthalpy of dissolution a. Mass of substance dissolved (g) b. Mass of calorimeter (g) c. Mass of calorimeter + water (g) d. Mass of water (g) 0.8314 0.7985 2.114 2.179 11.9717 12.0731 e. Total mass of reactants (g) f. Initial temperature of water (°C) g. Final temperature of solution (°C) h. Change in the temperature, AT (°C) i. Moles of solid dissolved in water (mols) j. Heat lost or gained by the water, Aqm (J) k. Heat absorbed by the calorimeter, Aq. (J) I. Heat absorbed or released by the dissolving solute Aq: = Aqm+ Aqc (J) m. Enthalpy of solution, AHrxn (kJ/mol) n. Theoretical enthalpy, calculated AHrxn (kJ/mol) 18.0 18.2 30.0 13.6 o. Percent error

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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