站内搜索:
发新话题
打印

[化学] The States of Matter

本主题由 端木·宇 于 2008-6-28 18:34 分类

The States of Matter

Now that you know a bit about chemical bonding, let’s talk about thedifferent forms that groups of molecules can take. In other words,let’s talk about the states of matter. The states of matter that you’llneed to know for the SAT II Chemistry test are solid, liquid, and gas.
    You might wonder why there are differentstates of matter at all. After all, molecules only bond together in oneway, right? The answer lies in the type of intramolecular andintermolecular forces that exist both within and between molecules ofsubstances.

TOP

发新话题