化学——物质的量的应用无土栽培需用浓度为0.5mol/LNH4Cl、0.16mol/LKCl、0.24mol/Lk2S0
化学——物质的量的应用
无土栽培需用浓度为0.5mol/LNH4Cl、0.16mol/LKCl、0.24mol/Lk2S04的培养液,若用KCl,NH4Cl和(NH4)2SO4来配制1L上述营养液,所需三种盐的物质的量正确的是( )
A.0.4mol,0.5mol,0.12mol B.0.66mol,0.5mol,0.24mol
C.0.64mol,0.5mol,0.24mol D.0.64mol,0.02mol,0.24mo
请写出解题过程