A 10.00 g sample of soil containing MgCl2 was dissolved in 500 ml distilled water. A 25.00 mL aliquot of this solution was treated with AgNO3 solution to form 0.411 g of silver chloride BS (AGCI). The percentage of MgCl2 in the soil sample is () 35 ) 14.3% 27.3% 7.0% 0 41.0% 10.75% a