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e Home st Lecture Homework Chapter 13 estion 18 Part A 143 g KCI in 578 g H,O Caloulate the concentration of each solution in mass percent mass % PartB 273 mg KNO, in 2.25 gH,O mass %- Reauest Answer MacBook Air 888 u 3 5 7 8
mass % Part C 8.02 g CHsO in 74.2 g H20 mass % Provide Feedback MacBook Air FS F7 F8 F1n 8 9 0 YU 0
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Answer #1

Part A Hint mass ot solute- 1o mass % = mass of soluHon O Y massy, mass ㆁ4 solute X 100 mos ot solutemass of solvent given mes oSolutkeI)4 38 7个 mass of SolventlH large ar,ount : 578 143+ 578 Part-レ given: (kN Solvont 2.2S CH20) 0.0212|:x100-11.19%, 0272 2.25 CHLO 3.02 8.02+ 14.2

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