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【单选题】
用N A 表示加德罗常数的值，下列叙述中正确的是A.
含有N A 个氦原子的氦 气在标准状况下的体积约为11.2L
B.
25 o C,101kPa，64g SO 2 中含有的原子数为3N A
C.
在常温常压下，11.2L Cl 2 含有的分子数为0.5N A
D.
标准状况下，11.2L H 2 O含有的分子数为0.5N A
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皮皮学刷刷变学霸
举一反三
【单选题】When your employees feel that you __________ in their abilities, they often start to perform better.
A.
believe
B.
deal
C.
delegate
D.
invest
E.
respond
【多选题】When executed well, promoting your employees into a new position can help with employee development by
A.
rewarding great performance
B.
developing skills
C.
increasing motivations
D.
raising pay
【简答题】When your employees are satisfied, they work more effectively so __________ ____________ their needs without delay.
【简答题】Be sure to utilize employees from _____________________________ when getting input during your ysis.
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