题型:名词解释 将下面的句子抄写在横线上,要做到准确、规范、端正、整洁。lǎo jì fú lì,zhì zài qiān lǐ。_____________________________liè shì mù nián,zhuàng xīn bù yǐ_____________________________ 查看答案
题型:名词解释 已知100g CaCO3(s)分解生成CaO(s)和CO2(g)需要吸收178 kJ热量,12g C(s)燃烧生成CO2(g) 放出393.5kJ热量,如果把0.5t CaCO3煅烧成CaO(s),在理论上要用C(s)燃料多少kg? 查看答案