A:二氧化碳与超临界水作用生成汽油的反应属于放热反应
B:“水热反应”是一种复杂的物理化学变化
C:火力发电厂可以利用废热,将二氧化碳转变为能源物质
D:随着科技的进步,“水热反应”制取能源有望实现地球上碳资源的和谐循环
①适量HCl(g)
②适量NaOH(s)
③适量KOH(s)
④适量NaHS(s)
⑤适量的水.
This is a s____ of twin brothers, Justin and Paul. Their friend Susan calls them for h____ . Justin and Paul drive to Hill Building q____ . Three man in police uniform p____ them into a green van. They are not p____ . They are the robbers. The twin brothers aren’t a____. Paul opens the back door of the van w____ a knife. They take different r____ to the police station. They meet the robbers a ____ in the police station. They are s____ . The policemen stop the van because the back door of the van is open.
用如图所示电路探究“电流与电压、电阻的关系”实验中: