A 21.3 ml sample of 0.997 M NaOH solution is mixed with 29.5 ml of highly concentrated HCI in a coffee-cup calorimeter. The reaction that occurs is: NAOH(aq) + HCI(aq) → NaCl(aq) + H;O(1), AH =-55.8 kJ Both solutions started at 19.6 °C prior to mixing and reacting. What is the final temperature of the reaction mixture? Assumptions to make: 1. No heat is lost from the calorimeter. 2. The density of all solutions is 1.00 g/mL. 3. Volumes are additive. 4. The C, of the solution is the same as water 4.18 J-g1.°C 1. O 25.2 °C O 20.2 °C O 19.6 °C O 19.9 °C

A 21.3 ml sample of 0.997 M NaOH solution is mixed with 29.5 ml of highly concentrated HCI in a coffee-cup calorimeter. The reaction that occurs is: NAOH(aq) + HCI(aq) → NaCl(aq) + H;O(1), AH =-55.8 kJ Both solutions started at 19.6 °C prior to mixing and reacting. What is the final temperature of the reaction mixture? Assumptions to make: 1. No heat is lost from the calorimeter. 2. The density of all solutions is 1.00 g/mL. 3. Volumes are additive. 4. The C, of the solution is the same as water 4.18 J-g1.°C 1. O 25.2 °C O 20.2 °C O 19.6 °C O 19.9 °C

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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