17. What type of reaction is represented in the diagram below? a. Condensation b. Elimination c. Substitution d. Addition Biz 18. The Ksp expression for silver sulfate is Ksp = a. [Ag]2 [SO42-] b. [Ag] [SO42-12 c. [Ag[[S] d. [Ag] [SO42-] 19. A galvanic cell is set up with a copper electrode in contact with 1.0 M Cus04 (aq) and a lead electrode in contact with 1.0 M Pb(NO3)2 (aq). The standard cell potential in volts is: a. 0.94 b. 0.21 C. 0.47 d. 0.34 e. 0.12 20. Which metal is most commonly used in galvanization to protect steel strucutres from oxidation? a. Lead b. Tin c. Nickel d. Zinc 21. Rutherford believed that atoms were mostly empty space because: a. Most alpha particles went straight through the gold foil b. Atoms are electrically neutral c. Some alpha particles were deflected by the foil d. None of the above