1. a)Determine the order for the reaction of
phenolphthalein and sodium hydroxide.

b)What solvent should you use to calibrate
the spectrometer?

c)What wavelength is best for the analysis
of phenolphthalein?

rarmiuuae 15. In a solution with a pH of 3.0, the color of 19. Which s solutios 1) H 1) phenolphthalein is blue. 2) litmus is blue. 3) phenolphthalein is red. 4) litmus is red 16. A strong base solution 1) is a poor electrical conductor. 2) turns phenolphthalein pink. 3) is slightly ionized. 4) reacts with zine metal. 20. Whi I. H IL. IIL. IV 1) 17. Complete neutralization of 60. ml of 1.0 M hydrochloric 2) acid, HCl, solution requires 80. mL of sodium hydroxide, NaOH, solution. What is the molarity of the sodium hydroxide solution? 1) 0.75 2) 1.5 3) 1.3 21. 4) 2.7