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【单选题】
下列叙述不正确的是 （ ）A.
稀HNO 3 和金属反应时主要得到氢气
B.
NH 3 易液化，液氨常用作制冷剂
C.
利用氨气极易溶于水，氨气可以做喷泉实验
D.
铵盐受热易分解，贮存氨态氮肥时要密封保存，并放在阴凉通风处
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】《中国药典》规定测定膨胀度的药材和膨胀度是
A.
南葶苈子不得低于12
B.
北葶苈子不得低于3
C.
北葶苈子不得低于12
D.
南葶苈子不得低于3
E.
哈蟆油不得低于55
【单选题】It is ______ for me to carry.
A.
a too heavy bag
B.
too a heavy bag
C.
too heavy a bag
D.
too heavy bag
【单选题】— I don't feel sympathy ______ the beggars who have the ability to work. — I ______ agree more. [ ]
A.
for, can
B.
for, couldn't
C.
with, must
D.
on, may
【单选题】According to the author, a cheater who doesn't get caught right away will______.
A.
pay more dearly
B.
become more confident
C.
be widely admired
D.
feel somewhat lucky
【单选题】Kids who play violent video games show much more ______ behavior. than those who don' t.
A.
oppressive
B.
comprehensive
C.
apprehensive
D.
aggressive
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