Analytical chemists also make important contributions to fields as diverse as forensics, archaeology, and space science.(本题4.0分)

Analytical chemists also make important contributions to fields as diverse as forensics, archaeology, and space science.(本题4.0分)
A. 正确
B. 错误
参考信息: A

2. (判断题) 2( )A selective reaction or test is one that occur only with the substance of interest.(本题5.0分)
A. 正确
B. 错误
参考信息: B

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