Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
EXAM 007534RR Acids, Bases, and Redox Reactions 1. A. cathode to the anode; anode to the cathode 2. Multiple choices missing 3. A. Acids, which have higher concentrations of hydronium ions than bases, are found from 0 and up to 7. 4. A. oxygen; prevent 5. B. Lightning 6. A. A great deal of heat must be absorbed by water to break hydrogen bonds and allow molecules to move farther apart. 7. B. a higher concentration of unionized acid molecules than a strong acid in water. 8. B. Cohesion is exhibited as water molecules are attracted to the molecules in the glass. 9. C. the salt breaks into positive chlorine ions and negative sodium ions. 10. D. high specific heat. 11. C. atoms must not be able to closely approach the hydrogen. 12. B. Three 13. B. None 14. C. Lithium is more easily oxidized than any other metal. 15. C. Oxidation comes before reduction. 16. C. oxidation; reduction 17. D. Covalent substances don't dissociate into charged particles. 18. C. Cl2 19. B. NADPH and ATP 20. B. natural sources. EXAM 007535RR Organic, Biological, and Nuclear Chemistry 1. D. requires oxygen. 2. A. The amount of work obtained from a process never has work needing to go into it. 3. D. All polysaccharides are made up of carbon, hydrogen, and oxygen. 4. D. beginning numbering at the end farther from the first branch. 5. C. Protein and amino acids 6. C. thermosetting polymer. 7. A. They are all built on a four-ring structure 8. C. 6 percent 9. D. Products are favored. 10. D. DNA and RNA are made up of repeating nucleotides. 11. A. Ethers 12. A. Technetium-99m 13. C. Ethyne 14. A. their solubility in water and fat. 15. C. Carbon dioxide is a reactant. 16. A. An exothermic reaction; an increase in entropy; at any temperature 17. B. maintaining the protein's shape. 18. B. NADPH and ATP 19. D. NADH—electron carrier 20. B. natural sources.