石灰水和纯碱反应的化学式,要制造500克火碱,需要多少纯碱和生石灰
问题描述:
石灰水和纯碱反应的化学式,要制造500克火碱,需要多少纯碱和生石灰
答
设要xg生石灰,yg纯碱.
Na2CO3+Ca(OH)2=CaCO3↓+2NaOH
106```````````74`````````````````````80
y````````````x````````````````````500g
x=462.5,y=662.5
答:…………