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在中学里通过学生解答有关生产内容的化学习题,可以使他们了解化学生产的概念,特别是了解如何充分利用原料,原料的综合利用和设备的生产率;并且能够使学生易于对化学工厂中所采用的设备有一立体的概念。下面列举一些与盐酸和硫酸生产有关的典型习题。演算斜体字的习题必须有一些理论知识,这些知识是学生在九、十年级所学到的。在应用这些习题时,教师可以根据学生的知识水平以及考虑到演算时所需的时间自行处
In secondary schools, students answer chemical questions about the content of production to give them an idea of the concept of chemical production. In particular, they understand how to make full use of raw materials, comprehensive utilization of raw materials, and productivity of equipment; and make it easy for students to adopt The equipment has a three-dimensional concept. Here are some typical exercises related to the production of hydrochloric acid and sulfuric acid. There must be some theoretical knowledge of the problem of calculating italics, which is what students have learned in grades nine and ten. When applying these exercises, teachers can self-educate students based on their level of knowledge and taking into account the time required for their calculations