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Please help!! 1. How many gof of NaCl(MW=58.44) and how much water are needed to prepare 350ml total volume of 220%(w/v) solutions V1=70mL350mL70mL=280mLH2Oand4.09gNa212.HowmanygofKCl(MW=74.56)andhowmuchwaterarenecdedtoprepare350mltotalvolume U11.00=350mL0.200.07k1,74.56g/ml=5.22g V1=70mL

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1. How many gof of NaCl(MW=58.44) and how much water are needed to prepare 350ml total volume of 220%(w/v) solutions V1=70mL350mL70mL=280mLH2Oand4.09gNa212.HowmanygofKCl(MW=74.56)andhowmuchwaterarenecdedtoprepare350mltotalvolume U11.00=350mL0.200.07k1,74.56g/ml=5.22g V1=70mL 350mL.70mL=280mLH2O and 5.22gKCl 3. What is the molarity of each of the % solutions ( NaCl and KCl ) from the preceding examples

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