CHM 1721 Lecture 7: Devoir 7 - Réponses.pdf

/bbcswebdav/pid-741 8295-dt-content-rid-7581 3436-1 /courses/CHM 1045-U01-U02-U3M-1 181/mt%20reactant 15) What is the concentration of an AICl3 solution if 150. mL of the solution contains 250. mg of C 15) ion? A) 1.41 x 10-1 M B) 1.57 x 10-2 M D) 4.70 10-2 M C)3.75 x10-2 M when 65 mL of a 12 M HCI solution is C) 5.2 103 M 16) What is the concentration of HCl in the final solution diluted with pure water to a total volume of 0.15 L? 16) B) 28 M D) 2.8 x10-2 M A) 5.2 M 17) How many mL of a 0.175 M FeCl3 solution are needed to make 250, mL of a solution that is 0.300 17 M in Cl-ion? A) 0.429 mL B) 429 mL C) 143 mL D) It is not poswible to make a more concentrated solation from a les concentrated soltution Ca