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SATII化学专题分析 Reaction Types.

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  SAT考试是美国高中生进入美国大学的标准入学考试,包括SAT1和SAT2。SAT2是专项测验,有数学、物理、化学、生物、外语等,大部分为选择题,是可以选科的。今天我们来学习SATII化学专题分析 Reaction Types,希望对大家的复习有所帮助。

  Now that you are familiar with atoms and molecules and how they make up the solids, liquids, and gases we see around us, let’s discuss what happens when two molecules meet: namely, chemical reactions. A chemical reaction is dined as a process by which one or more substances are changed into one or more new substances. Chemical reactions are usually portrayed in this way:

  reactantproduct

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