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一、复习要点1.有关概念吸热反应和放热反应;反应热、燃烧热和中和热(反应热的涵义及实质;燃烧热的涵义及表示;中和热的涵义及表示).2.热化学方程式的书写在正确书写化学方程式的基础上,还应注意以下几点:(1)要注明反应的温发和压强,若反应在
I. Review points 1. Conceptual endothermic and exothermic reactions; reaction heat, heat of combustion, and heat of neutralization (meaning and substance of heat of reaction; meaning and expression of heat of combustion; meaning and expression of heat of neutralization). 2 Writing thermochemical equations based on the correct writing of chemical equations should also note the following points: (1) The temperature and pressure of the reaction should be indicated if the reaction is