英语翻译1.Consider the letters in the word chemistry.Use them to
英语翻译
1.Consider the letters in the word chemistry.Use them to make as many word "compounds" as is possible with 9 elements.How is an element different from a compound?
2.Draw an "atom" picture of a solid,a liquid,and a gas.Describe the essential differences among them.
画图的就跟我说一下怎么画图吧,