Q1. What mass of Li3PO4 is needed to prepare 500 ml. of a solution having a lithium ion concentration of 0.175 M? A. 6.75 g B. 10.1 g C. 3.36 g D. 19.3 g Q2. A 47.27 g of Ca(OH)2 is dissolved in water to make 1.0 liters of solution. How many mL of this solution must be diluted with water to make 1.0 L of 0.10 M Ca(OH)2? A. 538.4 ml. B. 658 ml. Q3. Arrange the following in order of increasing first ionization energy A. Rb< Ca F > P B.K>P>F C.F> P> K A. 14, 2, 3 D. 3.34 mL Q11. Which of the following frequencies corresponds to light with the shortest wavelength? A. 3.00 × 10¹3 S-1 B. 4.12 10³ s X C. 8.50 × 1020 S-1 Q12. What are the reacting ions in the following reaction? Pb(NO3)2 + 2NaCl-PbCl₂ + 2NaNO3 B. Pb²+, C1¹ B. 7, 2, 3 B. HNO, weak electrolyte D. HCI strong electrolyte C. Pb². Na¹+ D. P> K>F Cr₂O7² (aq) +1¹(aq) → Cr+³(q) + 12 (aq) 1 C. 6, 2, 2 A. Na¹*, NO,¹- D. Pb², NO₂¹ Q13. When the following equation is balanced in acidic solution the coefficients for, H¹, Cr3, and Iz respectively are? D. 9.12 × 1021 1 D. 14, 3, 2
Q1. What mass of Li3PO4 is needed to prepare 500 ml. of a solution having a lithium ion concentration of 0.175 M? A. 6.75 g B. 10.1 g C. 3.36 g D. 19.3 g Q2. A 47.27 g of Ca(OH)2 is dissolved in water to make 1.0 liters of solution. How many mL of this solution must be diluted with water to make 1.0 L of 0.10 M Ca(OH)2? A. 538.4 ml. B. 658 ml. Q3. Arrange the following in order of increasing first ionization energy A. Rb< Ca F > P B.K>P>F C.F> P> K A. 14, 2, 3 D. 3.34 mL Q11. Which of the following frequencies corresponds to light with the shortest wavelength? A. 3.00 × 10¹3 S-1 B. 4.12 10³ s X C. 8.50 × 1020 S-1 Q12. What are the reacting ions in the following reaction? Pb(NO3)2 + 2NaCl-PbCl₂ + 2NaNO3 B. Pb²+, C1¹ B. 7, 2, 3 B. HNO, weak electrolyte D. HCI strong electrolyte C. Pb². Na¹+ D. P> K>F Cr₂O7² (aq) +1¹(aq) → Cr+³(q) + 12 (aq) 1 C. 6, 2, 2 A. Na¹*, NO,¹- D. Pb², NO₂¹ Q13. When the following equation is balanced in acidic solution the coefficients for, H¹, Cr3, and Iz respectively are? D. 9.12 × 1021 1 D. 14, 3, 2
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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