11.B若是稀硫酸溶液,会与电极材料反应,A项正确;关闭K2、打开K1,为原电池,阳离子Li通过锂离子膜移向正极,B项错误;由正极反应式可知,C项正确;关闭K1、打开K2,为电解池,阳极反应与正极反应相反,电极反应式为LePO4-xe= rEp(4+(1-x) LiFePO4+xLi,D项正确。

第一节Dear Mr GeorgeI am Li Hua, a volunteer of the activity"Englishi Communication to the Mountains". Now, I'm writing toexpress my sincere apology to you for not being present atthe activity to be held next Monday.The reason for my absence is that I suddenly fell illMy parents sent me to hospital, and I have to stay therefor a week. As for my volunteer work, I have asked myclassmate Tom to do it.Sincerely hoping that you can accept my apologiesYours.Li Hua

以上就是英语周报第27期2022答案，更多英语周报答案请关注本网站。

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