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American teens are setting an example for their
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As a teenager, I felt I was always letting
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It is wise of you to well-trained workers
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A Dream of the Red Chamber is said
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ADADADADAD
通式,羰基,丙酮
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American teens are setting an example for their
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As a teenager, I felt I was always letting
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12-09
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It is wise of you to well-trained workers
12-09
12-09
A Dream of the Red Chamber is said
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题目下列哪个试剂可用于除去圆珠笔痕迹_______。[ ]A.丙酮B.酒精C.盐水D.醋可圈可点用户2021-03-09 13:41优质解答答案A考点名称：酮酮：羰基( )与两个烃基相连的化合物叫做酮。饱和一元酮的通式为
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题目
下列哪个试剂可用于除去圆珠笔痕迹_______。[ ]
A.丙酮
B.酒精
C.盐水
D.醋
可圈可点用户
2021-03-09 13:41
优质解答
A
考点名称：酮
酮：
羰基( )与两个烃基相连的化合物叫做酮。饱和一元酮的通式为
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