题型:名词解释 Our school, _____ in 1943, will celebrate its 70th anniversary this year.A.foundedB.foundingC.to be foundedD.was founded 查看答案
题型:名词解释 已知电对I2/I-和MnO4-/Mn2+在25℃时的分别为0.54V和1.51V,若将其构成原电池,总反应为:2MnO4-+16H++10I-=2Mn2++8H2O+5I2,则该原电池的电动势为()。A.0.97VB.0.65VC.0.03VD.-0.97V 查看答案