向烧杯中逐滴加入X溶液至过量(图甲),生成沉淀或气体的质量(纵坐

向烧杯中逐滴加入X溶液至过量(图甲),生成沉淀或气体的质量(纵坐标)与加入X溶液的质量(横坐标)关系不符合图乙的是(     )

第4题图

选项

烧杯中的物质

X溶液

A

部分变质的氢氧化钠溶液

稀盐酸

B

氯化钙溶液

碳酸钾溶液

C

碳酸氢铵溶液

氢氧化钠溶液

D

氯化铜溶液

氢氧化钠溶液

答案

A

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