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Download Lecture 15 10/11/2016
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CHEMISTRY 101B Lecture 15 Clickers CLICKER QUESTION #1 When comparing what you’re given to a balanced chemical equation, you must be in units of … A. B. C. D. Moles Grams Molarity Any unit can be directly related to a balanced chemical equation. CLICKER QUESTION #1 When comparing what you’re given to a balanced chemical equation, you must be in units of … A. B. C. D. Moles Grams Molarity Any unit can be directly related to a balanced chemical equation. CLICKER QUESTION #2 Which of the following reaction mixtures would produce the greatest amount of product, assuming all went to completion? Each involves the reaction symbolized by the equation: N2 (g) + 3H2 (g) ➝ 2NH3 (g) A. B. C. D. 3 moles of N2 + 3 moles of H2 2 mol NH3 2 mol NH3 1 mole of N2 + 6 moles of H2 2 mol NH3 1 mole of N2 + 3 moles of H2 Each would produce the same amount of product. CLICKER QUESTION #2 Which of the following reaction mixtures would produce the greatest amount of product, assuming all went to completion? Each involves the reaction symbolized by the equation: N2 (g) + 3H2 (g) ➝ 2NH3 (g) A. B. C. D. 3 moles of N2 + 3 moles of H2 1 mole of N2 + 6 moles of H2 1 mole of N2 + 3 moles of H2 Each would produce the same amount of product. CLICKER QUESTION #3 What should be the total mass present after the reaction is complete? A. B. C. D. E. 1.24 g 5.00 g 9.54 g 10.0 g 15.0 g CLICKER QUESTION #3 What should be the total mass present after the reaction is complete? A. B. C. D. E. 1.24 g 5.00 g 9.54 g 10.0 g 15.0 g
