(1)已知反应BaSO4(S)+CO2_3=BaCO3(S)+SO42_若Ksp(BaSO4)为1×10-10,Ksp(BCO3)=5×
问题描述:
(1)已知反应BaSO4(S)+CO2_3=BaCO3(S)+SO42_若Ksp(BaSO4)为1×10-10,Ksp(BCO3)=5×
答
11
答
Ba2++SO42-==BaSO4 Ksp(BaSO4)=C(Ba2+)*C(SO42-)
Ba2++CO32-==BaCO3 Ksp(BaCO3)=C(Ba2+)*C(CO32-)
K=C(SO42-)/C(CO32-)=Ksp(BaSO4)/Ksp(BaCO3)=0.02