6.C【解析】标准状况下,22.4L氮气的物质的量为1mol, I mol N2中含有14NA个质子,A错误;10.100mol·L的Na2CO3溶液屮,Na2CO3的物质的量为0.100mol,溶液中的阴离子除碳酸根离子外还有氢氧根离子故阴离子数大于0100NA,B错误;12g石墨烯和12g金刚石均含1mol碳原子故含有NA个碳原子,C正确;铁在氧气中燃烧生成四氧化三铁,故0.1molFe在足量氧气中燃烧,转移电子数为,NAD错误。故选C。

第四部分写作第一节Dear Jack,Welcome to our school to study as an exchange studentAs for how to borrow books from the school libraryyou need to have your student ID card and present it to thelibrarian, who can register for you. Then you can go to thebookshelves to look for what you need. You can borrow 2books once and keep them for a week in order that you canhave enough time to finish reading them. If you haventread the book through, you can renew it. You' ll have topay for it if you get the book damaged or lost.hope all this can be of help to you. For morenformation, don,t hesitate to ask meLi Hua

以上就是英语周报 2017-2018 七年级 新目标 25答案，更多英语周报答案请关注本网站。

本文地址： http://www.ncneedu.cn/post/9439.html

文章来源：admin

版权声明：除非特别标注，否则均为本站原创文章，转载时请以链接形式注明文章出处。