消耗的AgNO3物质的量:0.1000*0.02006 = 0.002006 mol
Cl- + Ag+ = AgCl↓
所以样品中Cl-的物质的量也是0.002006 mol
设样品中NaCl为a克,物质的量是a/58.44 mol
样品中KCl为0.1204-a克,物质的量是(0.1204-a)/74.55mol
a/58.44 + (0.1204-a)/74.55 = 0.002006
a = 0.1057 g
KCl:0.1204-0.1057 = 0.0147 g
消耗的AgNO3物质的量:0.1000*0.02006 = 0.002006 mol
Cl- + Ag+ = AgCl↓
所以样品中Cl-的物质的量也是0.002006 mol
设样品中NaCl为a克,物质的量是a/58.44 mol
样品中KCl为0.1204-a克,物质的量是(0.1204-a)/74.55mol
a/58.44 + (0.1204-a)/74.55 = 0.002006
a = 0.1057 g
KCl:0.1204-0.1057 = 0.0147 g