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【单选题】
将 0.10mol × L -1 的 KI 与 0.15mol × L -1 的 AgNO 3 溶液等体积混合制备 AgI 溶胶,最易使其聚沉的电解质是A.
NaCl
B.
(NH 4 ) 2 SO 4
C.
CaCl 2
D.
K 3 [Fe(CN) 6 ]
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皮皮学刷刷变学霸
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