Titration of a 0.485 g sample by Mohr method required 36.80 mL of the standard 0.1060 M AgNO3 solution. Calculate the percentage by mass of Cl- in the sample (MM NaCl=58.44 g/mol; AW Na+= 22.99 g/mol; AW Cl =35.45 g/mol).                                     Cl- + Ag+  →  AgCl(s)       28.6%     20.2%     49.5%     18.5%

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