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热化学方程式的正确书写是中学化学的重要知识之一。但是 ,热化学方程式的书写原则却一直没有能够得到足够的重视 ,无论是教材还是教参中均没有详细探讨。教材中只谈了两点 :一、要在物质右边的括号里注明固、液、气等物质状态。二、要注明反应吸收或放出的热量的多少。另一个?
The correct writing of thermochemical equations is one of the important knowledge of middle school chemistry. However, the principle of writing thermochemical equations has not been able to receive sufficient attention, and neither the textbooks nor the teaching materials have been discussed in detail. There are only two points in the textbook: First, the solid, liquid, and gas substances are to be indicated in parentheses to the right of the substance. Second, to indicate how much heat is absorbed or released by the reaction. another?