将质量为W1g的钠、铝混合物投入一定量的水中充分反应,金属没有剩余,共收集到标准状况下的气体V1L。向溶液中逐滴加入浓度为amol·L-1的HC1溶液,过程中有白色沉淀产生后又逐渐溶解,当沉淀恰好消失时所加HC1溶液体积为V2L。将溶液蒸干充分灼烧得到固体W2g。下列关系式中错误的是( )
A:24n(A1)+35.5n(Na)=W2—W1
B:n(Na)+3n(A1)=aV2
C:n(Na)+3n(A1)=V1/22.4
D:aV2=V1/11.2
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It isn't a small shop(商店). It is near our home. It looks very lovely. My parents and I often go shopping. I buy books, rulers and pens in the shop. My parents buy milk , bread and eggs. The service(服务) is very good. We all like the shop.
四川省第十三次党代会提出的建设富裕和谐秀美四川奋斗目标,像嘹亮的号角,响彻赣鄱,声震云霄。实现这一目标就要( )