氯气(Cl2)能与水发生如下反应:Cl2+H2O=HCl+HClO,其中HClO是一种酸。如果将氯气通入氢氧化钠溶液中,反应的生成物是()
A:NaCl、H2O
B:NaClO、H2O
C:NaCl、NaClO、H2O
D:NaCl、NaClO
(report报告;umbrella雨伞)
Cities
Weather
Beijing
It's sunny, but it will be ____ in the afternoon.
Qingdao
The weather is fine and ____.
Harbin
It's snowy and ____.
Xi'an
It's sunny and warm.
Guangzhou
It's ____ and ____
下列做法不符合安全用电的是 ()
图中A;B所代表的铁路枢纽分别是( )
占美国总面积一半以上的地形是( )