Arsenic
Chris Cooper
出版社:Benchmark Books (NY)
出版时间:2006-09
ISBN:9780761422037
词汇量:5187
页数:32
类别:
虚构:非虚构
开本:
阅读年龄:阅读年龄 11-12岁 (100.0%)
Introduces the element of arsenic, discussing its physical and chemical properties, where it is found, and what processes or objects it is used in.