18. The table to the right shows ist, 2nd, and 3rd ionization energies for 3 elements. Which of the following would be an alkali metal? a. Element X b. Element Y 1st (kJ/mol) 589 2nd (kJ/mol) 3rd (kJ/mol) Element X 1145 4912 Element Y 1000 2252 3357 Element Z 520 7298 11815 с. Element Z d. d. None of the above 19. What is the conjugate acid in the following chemical equation? HCO3 а. НСО3 OH" H2O co2- + b. OH- с. Н.О d. CO32- 20. Given the following reaction, how many L of nitrogen gas will be produced by the reaction of 4.00 L of NO with 8.00 L of H2? 2NO(g) + 2H2(g) → N2(g) + 2H2O(g) b. 8.00 L a. 4.00 L C. 2.00 L d. 12.00 L

18. The table to the right shows ist, 2nd, and 3rd ionization energies for 3 elements. Which of the following would be an alkali metal? a. Element X b. Element Y 1st (kJ/mol) 589 2nd (kJ/mol) 3rd (kJ/mol) Element X 1145 4912 Element Y 1000 2252 3357 Element Z 520 7298 11815 с. Element Z d. d. None of the above 19. What is the conjugate acid in the following chemical equation? HCO3 а. НСО3 OH" H2O co2- + b. OH- с. Н.О d. CO32- 20. Given the following reaction, how many L of nitrogen gas will be produced by the reaction of 4.00 L of NO with 8.00 L of H2? 2NO(g) + 2H2(g) → N2(g) + 2H2O(g) b. 8.00 L a. 4.00 L C. 2.00 L d. 12.00 L

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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