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【单选题】
已知三个反应的焓变，A(s)+B2(g)→AB2(g) (1) ΔrSm=-10，E2(g)+0.5B2(g)→E2B(l) (2) ΔrSm=-20，AE4(g)+2B2(g)→AB2(g)+2E2B(l) (3) ΔrSm=-30，则下个反应的熵变为：A(s)+2E2(g)→AE4(g)A.
-10kJ
B.
-20J
C.
-30kJ
D.
-60J
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举一反三
【多选题】下列关于银行间市场债券交易的表述正确的是（）
A.
金融机构可直接进行债券交易和结算
B.
金融机构可委托结算代理人进行债券交易和结算
C.
非金融机构应委托结算代理人进行债券交易和结算
D.
非金融机构可直接进行债券交易和结算
【单选题】Concerned with the rising temperature of the earth, Tony Juniper suggests that ______.
A.
there is no way to prevent the serious consequences
B.
it has to be stopped with the help of politicians
C.
measures should be carried out immediately to stop it
D.
the serious consequences cannot be predicted
【单选题】The ancient Egyptians compared the rising of the sun __ the beginning of life.
A.
with
B.
to
C.
for
D.
as
【单选题】With the approach of the Spring Festival, the sharply rising prices of many goods a new wave of purchase.
A.
send off
B.
take off
C.
set off
D.
show off
【单选题】With the rising of China as a world power, the U.S. can no longer _________ the world.
A.
dominate
B.
influence
C.
command
D.
occupy
【单选题】With the rising of China as a world power, the U.S. can no longer _________ the world.
A.
occupy
B.
influence
C.
dominate
D.
command
【单选题】With the rising of _________, the temprature is falling rapidly.
A.
altitude
B.
disposal
C.
configuration
D.
provision
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