摘要:0.04 L×0.2 mol/L 0.04 L×0.1 mol/L 余n[Ba(OH)2)]=0.004 mol.n(OH-)=0.008 mol [OH-]=0.1 mol/L 则pH=13. [答案] Ⅰ.BaCO3+2H+===Ba2++H2O+CO2↑ Ⅱ.5.5×10-10 2.2×10-10 (3)13
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