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【简答题】
25℃时，1L0.01mol/LHCl溶液，水的离子积常数Kw为______，溶液中H + 的物质的量浓度为______，水电离出的H + 的物质的量浓度为______，向上述溶液中加入1L0.008mol/L的NaOH溶液，反应后溶液的pH为______．
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皮皮学刷刷变学霸
举一反三
【简答题】二手车的英文是()或者()。
【简答题】A) Threw her a surprise party. B) Took her on a trip overseas. C) Bought her a good necklace . D) Gave her a big model plane .
【单选题】_____frightened us ____the electricity was suddenly cut off, which threw all of us into the dark.
A.
9. _____frightened us ____the electricity was suddenly cut off, which threw all of us into the dark. A． It was; that
B.
What was; most was that
C.
It ; most what
D.
What; most was that
【简答题】简述马克思主义教育学的基本观点。
【单选题】The supply of money increases when
A.
the value of money increases.
B.
the interest rate increases.
C.
the Fed makes open-market purchases.
D.
None of the above is correct.
【单选题】The current demand for money increases when
A.
current real income increases.
B.
future real income decreases.
C.
the nominal rate of interest increases.
D.
none of the above.
【单选题】She took off her boots and ______ on the floor near the door.
A.
dropped
B.
fen
C.
pushed
D.
threw
【单选题】When the interest rate increases, the opportunity cost of holding money
A.
increases, so the quantity of money demanded increases.
B.
increases, so the quantity of money demanded decreases.
C.
decreases, so the quantity of money demanded increases.
D.
decreases, so the quantity of money demanded decreases.
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