问答题

查得AgCl、Ag₂CrO₄的溶度积常数分别为1.8×10^-10、1.1×10^-12，试判断它们在水溶液中溶解度的相对大小？

A.8×10^-10、1.1×10^-12

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单项选择题

乙型脑炎最主要的三凶症状是( )。
A．高热、惊厥、呼衰 B．高热、昏迷、惊厥
C．高热、惊厥、循环衰竭 D．昏迷、惊厥、呼衰
E．高热、昏迷、呼衰

A.高热、惊厥、呼衰
B.高热、昏迷、惊厥

C.高热、惊厥、循环衰竭
D.昏迷、惊厥、呼衰

在BaSO₄饱和溶液中加入少量BaCl₂稀溶液，产生BaSO₄沉淀，若以表示BaSO₄的溶度积常数，则平衡后溶液中( )。
(A)
(B) ，
(C) ，
(D) ，

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