作者NCUEKLKL (鸟实验室~硍)
看板Chemistry
标题请问一题观念
时间Thu Apr 27 20:33:11 2006
请问一下 那一个叙述是正确的
谢谢
1 When two opposing processes procees at identical rates
the system is at equilibrium
2 the concentration of the products equals that of the reactants
and both are constant at equilibrium
3 an endothermic reaction shifts toward reactants when heat is applied
4 none of the above
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