Q 13 please Q1. What mass of Li3PO4 is needed to prepare 500 ml. of a solution having a lithium ion concentration of0.175 M?A. 6.75 gB. 10.1 gC. 3.36 gD. 19.3 gQ2. A 47.27 g of Ca(OH)2 is dissolved in water to make 1.0 liters of solution. How many mL of this solutionmust 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 energyA. Rb F > PB.K>P>FC.F> P> KA. 14, 2, 3D. 3.34 mLQ11. Which of the following frequencies corresponds to light with the shortest wavelength?A. 3.00 × 10¹3 S-1B. 4.12 x 10³ sXC. 8.50 × 1020 S-¹Q12. What are the reacting ions in the following reaction?Pb(NO3)2 + 2NaCl-PbCl₂ + 2NaNO3B. Pb²+, C1¹B. 7, 2, 3B. HNO, weak electrolyteD. HCI strong electrolyteC. Pb². Na¹+D. P> K>FCr₂O7² (aq) +1¹(aq) → Cr+³(aq) + 12 (aq)1C. 6, 2, 2A. Na¹*, NO,¹-D. Pb²+, NO3¹Q13. When the following equation is balanced in acidic solution the coefficients for, H¹, Cr3, and Izrespectively are?D.9.12 × 1021 1D. 14, 3, 2

Answered: Image /qna-images/answer/2d992c0e-e881-4e88-aacf-c654b4feb88d.jpg

Q13. When the following equation is balanced in acidic solution the coefficients for, H¹, Cr³, and 12, respectively are? A. 14, 2, 3 Cr₂O7² (aq) +1¹(q)-Cr+ (aq) + 12 (aq) C. 6, 2, 2 B. 7, 2, 3 D. 14, 3, 2

Q13. When the following equation is balanced in acidic solution the coefficients for, H¹, Cr³, and 12, respectively are? A. 14, 2, 3 Cr₂O7² (aq) +1¹(q)-Cr+ (aq) + 12 (aq) C. 6, 2, 2 B. 7, 2, 3 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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