皮皮学，免费搜题
登录
搜题
【单选题】
下列说法中正确的是（ ）A.
标准状况下，22.4L?mol -1 就是气体摩尔体积
B.
1mol H 2 的质量只有在标准状况下2g
C.
标准状况下，18g水的体积为22.4L
D.
H 2 和O 2 的混合气体1mol在标准状况下的体积约为22.4L
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】男性,60岁,因“胸痛2小时、呼之不应10分钟”入院。查体:无意识,瞳孔散大,对光反射(-),未扪及颈动脉搏动,未闻及心音及呼吸音。心电监护示:室颤,此时除电除颤外,可加用何种药物提高复苏的成功率( )
A.
阿托品
B.
普罗帕酮
C.
西地兰
D.
硝酸甘油
E.
>120J
【简答题】在 Windows 7中,要把选定的文件剪切到剪贴板中,可以按 组合键
【单选题】My parents _____ reading. [ ]
A.
are both like
B.
both like
C.
all like
D.
are all like
【简答题】A．Both of them like traveling by train. B．Both of them like the scenery in San Francisco. C．Both of them like music. D．Both of them like chatting.
【单选题】Maggie and Stella _____new here. They ____listening to music.
A.
are both; both like
B.
both are; like both
C.
are all; all like
D.
all are; like all
【简答题】在 Windows 7中,要把选定的文件剪切到剪贴板中,可以按 组合键
【单选题】What do Laura and Kate have in common?
A.
They both like music.
B.
They both like traveling.
C.
They both like camping.
D.
They both like dancing.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
