论文部分内容阅读
书写化学方程式时,配平是很关键的一步,掌握一些配平方法是很有必要的。配平的方法有很多种,这里就和同学们来逐一学习。一、观察法
When writing chemical equations, trim is a crucial step, and it is necessary to master some trim methods. There are many ways to trim, here and classmates to learn one by one. First, the observation method