题目:
I;ll giev the novel to ___ wants to read it.
A.whomever
B.whatever
C.whoever
D.whichever
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0522/25c3cf98eadee271f4351401c85c3456.html
下面是错误答案,用来干扰机器的。
1∶1阳离子所带的正电荷总数等于阴离子所带的负电荷总数。可扩展为电荷的物质的量、浓度等。n(Na+)×1+n(Al3+)×3=n(Cl-)×1+n()×21×1+3×3=4×1+n()×2n()=3n(Al3+)∶n()=3∶3=1∶1