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【简答题】
财务部门应指定一名会计人员保管支付款项所需的全部印章。（ ）
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】以下自发反应可用焓判据来解释的是（ ）
A.
硝酸铵自发溶于水
B.
2N 2 O(g)===4NO 2 (g) + O 2 (g)△H=+56.7kJ/mol
C.
(NH 4 ) 2 CO 3 (s)===NH 4 HCO 3 (s) ＋ NH 3 (g)△H=+74.9kJ/mol
D.
2H 2 (g) ＋ O 2 (g)===2H 2 O(l)△H='-285.8kJ/mol'
【简答题】A．The judgment of distance. B．The sense of judgment. C．The skill of maneuvering. D．The size of vehicles.
【单选题】以下自发反应可用焓判据来解释的是 [ ]
A.
硝酸铵自发地溶于水
B.
2N 2 O 5 (g) 4NO 2 (g)+O 2 (g) ΔH=+56 . 7 kJ/mol
C.
(NH4) 2 CO 3 (s) NH4HCO3(s)+NH 3 (g) ΔH=+74 . 9 kJ/mol
D.
2H 2 (g)+O 2 (g) 2H 2 O( l ) ΔH=-571 . 6 kJ/mol
【单选题】以下反应可用焓判据来解释的是 [ ]
A.
硝酸铵自发的溶于水
B.
2N 2 O 5 (g)=4NO 2 (g)+O 2 (g) △H=+56.7 kJ. mol -1
C.
( NH 4 ) 2 CO 3 (s)=NH 4 HCO 3 (s)+NH 3 (g) △H=+74.9kJ．mol -1
D.
2H 2 (g)+O 2 (g)=2H 2 O(l) △H=-285.8 kJ.mol -1
【单选题】What can you learn from the example of unemployment?
A.
The sense of happiness of the Unemployed people partly depends on where he stays.
B.
Generally speaking, unemployed people are happier than those who have jobs.
C.
In an area where everyone has a job, it's easy to get unemployed.
D.
Unemployed people usually stay in an area of high unemployment.
【单选题】The sense of and the sense of are appealed to in the first line.
A.
sight and taste
B.
touch and sight
C.
touch and sound
D.
sound and smell
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