This Supplemental difficulties e-book presents extra difficulties to complement these within the scholar variation of Chemistry: topic arid swap. those difficulties are supplied for every of the chapters for which extra mathematical difficulties will be priceless. such a lot chapters comprise 10-25 supplemental difficulties. chances are you'll use them as exams or assign them for homework. whole strategies are available in the back of the Supplemental difficulties ebook.
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Additional info for Chemistry: Matter and Change, Supplemental Problems
B. What is the calculated molar solubility of SO42Ϫ? Chemistry: Matter and Change • Chapter 18 27 CHAPTER 19 SUPPLEMENTAL PROBLEMS Acids and Bases Write balanced chemical equations for each of the following reactions that involve acids and bases. 13. What is its pH? 14. What is its pOH? 1. aluminum and hydrochloric acid 2. 79. 15. What is its pOH? 3. potassium hydroxide and sulfuric acid 16. What is its [Hϩ]? Write the steps in the complete ionization of the following polyprotic acids. 17. What is its [OHϪ]?
13. What is its pH? 14. What is its pOH? 1. aluminum and hydrochloric acid 2. 79. 15. What is its pOH? 3. potassium hydroxide and sulfuric acid 16. What is its [Hϩ]? Write the steps in the complete ionization of the following polyprotic acids. 17. What is its [OHϪ]? 18. 50M solution of HCl, a 4. H2CO3 strong acid? 5. H3BO3 19. 5 ϫ 10Ϫ3M solution of NaOH, a strong base? Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc. 0 ϫ 10Ϫ5M. 6. What is its [OHϪ]? 20. 100M nitric acid solution?
7. Synthesizing fats is an efficient way for organ- C C H O isms to store energy. The catabolism of 1 g of fat yields about 38 kJ of energy, whereas the catabolism of 1 g of protein or carbohydrate yields about 17 kJ of energy. glycine a. How much carbohydrate would be needed H CH2 H2N 5. In saponification, the ester bonds of a triglyc- C C H O OH cysteine H2N OH Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc. to store the same amount of energy as 10 g of fat? 3. In a peptide or protein that contains n amino acids, the number of possible amino acid sequences is An, where A is the number of different amino acids.
Chemistry: Matter and Change, Supplemental Problems by McGraw-Hill