Everyone has heard of the San Andreas fault, which constantly threatens
12-09
12-09
12-09
12-09
12-09
12-09
12-09
12-09
12-09
Most of the people who appear most often
12-09
12-09
12-09
ADADADADAD
氧原子,物理变化,氢原子
Everyone has heard of the San Andreas fault, which constantly threatens
12-09
12-09
12-09
12-09
12-09
12-09
12-09
12-09
12-09
Most of the people who appear most often
12-09
12-09
12-09
题目水蒸发时,水由液态变为气态,水分子____。A.分解成氢原子与氧原子B.体积膨胀C.没有改变D.质量变小可圈可点用户2021-02-08 13:59优质解答答案C解析水的三态变化是物理变化,在变化过程中水分子本身没变,只是分子间的间隔和
以下为本文的正文内容,请查阅,本站为公益性网站,复制本文以及下载DOC文档全部免费。
题目
水蒸发时,水由液态变为气态,水分子____。
A.分解成氢原子与氧原子
B.体积膨胀
C.没有改变
D.质量变小
可圈可点用户
2021-02-08 13:59
优质解答
C
水的三态变化是物理变化,在变化过程中水分子本身没变,只是分子间的间隔和排列方式发生了改变。
10-26
10-26
10-27
10-23
10-26
10-25
10-25
10-25
10-24
10-25
10-23
10-23
10-25
10-26
10-28
10-29