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c30_m1_l05_assignment - Chemistry 30 Module 1 Lesson 5 1...

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Chemistry 30: Module 1: Lesson 5 1 Assignment Booklet A4 MODULE 1: LESSON 5 ASSIGNMENT CHEM 30 Read all parts of your assignment carefully, and record your answers in the appropriate places. If you have difficulty with an assignment, go back to the textbook and review the appropriate lesson. Be sure to proofread your answers carefully before submitting your Assignment Booklet. (?/15 marks) Part 1—Lab: Molar Heat of Neutralization Data 1. Record the following data collected during the investigation: (2 marks) initial temperature of H 2 SO 4 (aq) initial temperature of NaOH(aq) average initial temperature of solutions final temperature of solutions Analysis 1. Calculate the molar heat of reaction for the NaOH(aq) using the data obtained from the experiment. Show all your work. (4 marks) Answer: 2. Calculate a percent difference for the value you obtained from the experiment to the widely accepted value for the molar heat of neutralization of sodium hydroxide, -57 kJ/mol. (2 marks) Answer:
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