大约有50%的肾结石是由Ca3(PO4)2组成。人体每天的正常排尿量约为1.4L,其中Ca2+的浓度约为1.8×10-3 mol·L-1。为使尿中不形成Ca3(PO4)2沉淀,其中的PO43-浓度不得高于( )(已知Ksp{Ca3(PO4)2}=2.07×10-33)。 -题库考试答案搜索网

大约有50%的肾结石是由Ca3(PO4)2组成。人体每天的正常排尿量约为1.4L,其中Ca2+的浓度约为1.8×10-3 mol·L-1。为使尿中不形成Ca3(PO4)2沉淀,其中的PO43-浓度不得高于( )(已知Ksp{Ca3(PO4)2}=2.07×10-33)。

单选题

2021-09-02 00:20

A、6.0×10-3 mol·L-1
B、6.0×10-5 mol·L-1
C、6.0×10-8 mol·L-1
D、6.0×10-10 mol·L-1
E、6.0×10-13 mol·L-1

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正确答案

E

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标签：青书学堂遵义医科大学药学无机化学

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