24已知反应2NH3= N2+ 3H2,在等温条件下,标准平衡常数为025,那么,在此条件下,氨的合成反应1/2 N2+ 3/2 H2= NH3的标准平衡常数为
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
免费的网站请分享给朋友吧