Kindly answer this.. Share with your friends Share 0 Aditi Gupta answered this Solution: NaCl is doped with 10-3 mol % of SrCl2.100 moles of NaCl are doped with 0.001 moles of SrCl2.1 mole of NaCl is doped with 0.001100 = 10-5 moles of SrCl2 or 10-5 moles of Sr2+ cations.One Sr2+ ion creates one cation vacancy. 10-5 moles of Sr2+ will create 10-5 moles of cation vacancies which correspond to 10-5 × 6.023 × 1023 = 6.023 × 1018 cation vacancies per mole of NaCl. 1 View Full Answer