皮皮学，免费搜题
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【判断题】
如果规定标准氢电极的电势为1V,则其他可逆电极的电势值会减小A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Our teacher was very happy because failed the examination.
A.
everyone
B.
none
C.
both
D.
someone
【单选题】We went to see her ______ our teacher was ill in hospital . [ ]
A.
when
B.
during
C.
because
D.
however
【单选题】下列化学因数的表示式应为( ),被测组分Fe,沉淀形式Fe(OH) 3 ·XH 2 O 称量形式Fe 2 O 3
A.
2Fe／Fe 2 O 3
B.
Fe／Fe(OH) 3 ·XH 2 O
C.
Fe／Fe(OH) 3
D.
Fe 2 O 3 ／2Fe
【简答题】完形填空： It was Children's Day yesterday, we 1 the park. Our teacher was 2 us. 3 many people there. Some Young Pioneers (员) 4 near the river. 5 sang and danced. There were some 6 on the river. There w...
【简答题】计算下列化学因数。 称量形式 被测组分 (1)AgCl Cl (2) (3) Al
【单选题】Our teacher was trying to an accurate picture of history.
A.
draw
B.
present
C.
take
D.
write
【简答题】心肌自动节律性
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