31. What is the answer to the following problem to the correct number of significant figures? 0.025 x 3.60 x 52.13 A) 4.7 B) C) 4.70 D) 4.6 E) 4.69 4.692 32. Which of the following correctly describes the Lewis structure of the carbonate ion? A) 2 single bonds, 1 double bond, 8 lone pairs B) 3 single bonds, 9 lone pairs C) 1 single bond, 2 double bonds, 9 lone pairs D) 3 double bonds, 6 lone pairs 33. What is the hydroxide concentration of a 3.33 x 10³ M hydrochloric acid solution? a. 3.00 x 10-¹2 M b. 1.52 x 10-¹2 M c. 7.00 x 10-7 M d. 1.00 x 10-7 M e. None of the above

31. What is the answer to the following problem to the correct number of significant figures? 0.025 x 3.60 x 52.13 A) 4.7 B) C) 4.70 D) 4.6 E) 4.69 4.692 32. Which of the following correctly describes the Lewis structure of the carbonate ion? A) 2 single bonds, 1 double bond, 8 lone pairs B) 3 single bonds, 9 lone pairs C) 1 single bond, 2 double bonds, 9 lone pairs D) 3 double bonds, 6 lone pairs 33. What is the hydroxide concentration of a 3.33 x 10³ M hydrochloric acid solution? a. 3.00 x 10-¹2 M b. 1.52 x 10-¹2 M c. 7.00 x 10-7 M d. 1.00 x 10-7 M e. None of the above

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter8: Covalent Bonding

Section: Chapter Questions

Problem 105A

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