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[单选题]
It is ______ to teach a kid the way to solve a problem than tell him the solution dir
A.helpful
B.more helpful
C.the most helpful
D.the more helpful
提问人:网友yanweiwei55
发布时间:2022-01-06
A.helpful
B.more helpful
C.the most helpful
D.the more helpful
A.what to teach
B.how to teach
C.whom to teach
D.all of the above
A.c(AgNO3) > c(KI)
B.n(AgNO3) < n(KI)
C.n(AgNO3) > n(KI)
D.n(AgNO3) = n(KI)
A.ki<k2i+1<k2i
B.ki≤k2i≤k2i+1
C.ki≤k2i 且ki≤k2i+1(2i+1≤n)
D.ki≤k2i或ki≤k2i+1(2i+1≤n)
计算0.10mol HgI2溶于1L KI溶液时,KI的最低浓度c(KI)。已知:(HgI2)=5.0×10-29,
=6.3×1029。
What does Miss Wu teach?
A.Chinese.
B.Maths.
C.English.
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