题目内容

配位滴定中,酸效应系数越小,生成的配合物稳定性越高。( )

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EDTA滴定金属离子反应中,因酸效应的作用,使KΘ'(MY)总是大于KΘ(MY)。( )

A solution containing 1.00mg iron (as the thiocyanate complex) in 100mL was observed to transmit 70.0% of the incident light compared to an appropriate bland. (a) What is the absorbance of the solution at this wave length? (b) What fraction of light would be transmitted by a solution of iron four times as concentrated?

EDTA滴定某种金属离子的最高pH可以在酸效应曲线上方便地查出。( )

金属指示剂与金属离子生成的配合物越稳定,滴定准确度越高。( )

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