151 K-Spring2017 sec02 ssignmentMOSP Problem 734 with feedback Clinical Applicat

Question

151 K-Spring2017 sec02 ssignmentMOSP Problem 734 with feedback Clinical Application How many moles of sulfur are present in 3.1 moles of Ala (so)? Problem 7.34 with feedback Clinical Application Express the number of moles to two significant figures. Aluminum sultato, Al (sos), is used in some You may want to reference (uu pages 25 .254 Section 74 while completing this problem. Submit My Answers Part B How many moles of aluminumions are present in o36 moles of Ala (soe),? Express the number of moles to two significant figures. Submit My Answers giveue

Explanation / Answer

Part A

1 mole of Al2(SO4)3 ( 2 Al, 3 S, 12 O) contains 3 moles of S atom

Hence 3.1 moles of Al2(SO4)3 will contain 3*3.1 = 9.3 moles of S

Answer : 9.3 moles

Part B) 0.36*2 = 0.72 moles of Al

Answer : 0.72 moles of Al

Part C) 2*3 = 6 moles of SO4^2-

answer : 6 moles

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