题干

下列有关用惰性电极电解AgNO3溶液的说法不正确的是(  )

A:电解过程中阴极质量不断增大

B:电解过程中阳极附近的pH不断降低

C:电解一段时间后,向溶液中加入适量的Ag2O固体可使溶液恢复到电解前的状况

D:电解过程中,溶液中电子由阴极迁向阳极

上一题 下一题 0.0难度 选择题 更新时间:2020-02-06 05:03:08

答案(点此获取答案解析)

D

同类题2

阅读理解

    The Bazaar of Bad Dreams

    Author: Stephen King

    US author Stephen King is well-known for creating contemporary horror, supernatural fiction and science fiction stories. His latest book delivers a generous collection of stories with hidden connections. The master storyteller also includes insight into why and how he came to write them.

    Magnus Chase and the Gods of Asgard

    Author: Rick Riordan

    A troubled kid named Magnus Chase has lived alone on the streets of Boston since his mother's mysterious death. His life changes when he meets Uncle Randolph, a man his mother warned him about. Randolph reveals that Chase is the son of a Norse god. Chase is then tasked with searching for a lost weapon to save the world from monsters.

    Little Victories: Perfect Rules for Imperfect Living

    Author: Jason Gay

    There are always moments in our lives when we feel doomed(注定) to be imperfect. In this collection of humorous essays,Wall Street Journal columnist Jason Gay tells us that, when we mess things up,we should just give ourselves a break and celebrate the things we did right.

    Thing Explainer: Complicated Stuff in Simple Words

    Author: Randall Munroe

    Have you ever been puzzled by complex terminology (术语)? Has it prevented you from learning about science? This fascinating book provides simple explanations and line drawings to explain essential science concepts. The book's author is the man behind the popular science blog -- What If.