[" 9.Which of the following has equal mass of "],[" Cl-ions in "1.0L" of each of the following "],[" solutions? "],[" A."5%NaCl" (density "=1.07gmL^(-1)" ) "],[" B."5%KCl(d=1.06gmL^(-1))],[" C."58.5gNaCl],[" D."55.5gBaCl_(2)]