Mod2Less3

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University of Alberta *

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Course

30

Subject

Chemistry

Date

Feb 20, 2024

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pdf

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2

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Chemistry 30: Module 2: Lesson 3 1 Assignment Booklet MODULE 2: LESSON 3 ASSIGNMENT (10 marks) 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. Lesson 3 Assignment: Catalysts 1. Express the following energy changes using Δ H notation. (2 marks) a. b. MgO (s) + CO 2(g) MgCO 3(s) + 100.3 kJ 2. Read the four points made in the “Summary” section on page 541 of the textbook. For each of the four points listed, provide some elaboration explaining why each of these statements made about catalysts is true. You may choose to provide and explanation or an example from the textbook or other course materials. (4 marks) -441.0 -395.7 SO 3(g) SO 3(l) E p (kJ)
Chemistry 30: Module 2: Lesson 3 2 Assignment Booklet 3. Consider the following reaction mechanism, in which A, B, and E may be elements or compounds, and C, D, and F are compounds: (1) 2A + B C (2) C → D (3) D + E → F a. Which entities are reactants? (1 mark) b. Which entities are products? (1 mark) c. Which entities are intermediates? (1 mark) d. What is the net reaction equation? (1 mark) Submit your completed Assignment Booklet to your teacher at the end of this lesson.
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