皮皮学，免费搜题
登录
搜题
【单选题】
国务院有权根据宪法和法律制定( )。A.
宪法
B.
法律
C.
行政法规
D.
地方性法规
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】在10°C和大气压100kPa的条件下,用排水集气法收集1.00L氢气,在温度和压力不变的情况下,干燥后氢气的体积将变为( )
A.
1.00L
B.
0.998L
C.
0.908L
D.
0.992L
【单选题】将氢电极(氢气分压为 100kPa )插入纯水中,则 E ( H + /H 2 ) = ( )。
A.
-0.414V
B.
0.414V
C.
0.000V
D.
0.828V
【简答题】.They’re looking for a(n) (experience )_______manager to improve the overseas business. With the (introduce)______of the Internet, more and more people preferred to shop online. (unfortunate)______ yo...
【简答题】将铁和氧化铁的混合物15g加入150mL稀硫酸中，在标准状况下放出氢气1．68L，同时铁和氧化铁均无剩余，向溶液中滴加硫氰化钾溶液后，未见颜色变化，为了中和过量的硫酸，而且使铁完全转化成 Fe(OH) 2 ，共消耗3mol/L的NaOH溶液200mL。则原硫酸溶液的浓度_____________。
【单选题】At the beginning of the study, smokers and nonsmokers were just as likely to be one of these central figures, but as smoking became increasingly unpopular, smokers moved to the periphery of these web...
A.
ecological circle
B.
social circle
C.
internet
D.
spider web
【简答题】More and more Chinese people care for their own health. I come from England. I came to China five years ago. I began to learn cooking Chinese food from my father. When I was fif, I began to help m...
相关题目：