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【单选题】
取浓度约为0.1mol/L的盐酸溶液25.00ml,用0.1032mol/L的NaOH滴定液滴定至终点,消耗NaOH滴定液24.5ml,则HCl溶液的浓度为( )
A.
0.1012mol/L
B.
0.101mol/L
C.
0.1010mol/L
D.
0.1011mol/L
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举一反三
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A.
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B.
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C.
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【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. If you own a car, you are probably considering buying some kind of car insuranc...
A.
decide on the number of policies to purchase
B.
do careful research on the different choices
C.
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D.
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【单选题】在国外,男子也有戴耳环,但习惯戴法为
A.
右耳戴一只,左耳不戴
B.
左耳戴一只,右耳不戴
C.
左右耳各戴一只
D.
左右耳各戴两只
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A.
family fun
B.
sightseeing
C.
luxury accommodations
D.
car driving
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A.
正确
B.
错误
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