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6. A 8.691 g sample of MgCl, is dissolved in enough water to give 850 mL of solution. What is the chloride ion concentration in this solution? [Molar mass of MgCl2 = 95.2 g/mol] i) 1.71x102 M ii) 4.34x10M iii) 6.57 x102 M iv) 2.19x10 M v) 1.71 M