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ǰλãҳ > 2020届高考化学一轮复?专题一 物质的量(8)(含解?新人教版 - 百度文库

2020届高考化学一轮复?专题一 物质的量(8)(含解?新人教版 - 百度文库

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  • 2025/12/11 0:25:23

𰸣A

6𰸼 𰸣D

7𰸼 𰸣C

AߵĦΪ28g/moln=mM֪ͬͬܶȣͬʵͬȣAѡBߵĦΪ28g/moln=mM֪ͬʵͬȣBѡCͬO2N2ĦֱΪ32g/mol28g/molʵͬͬCȷDͬ¶ȡͬѹǿͬO2N2ʵͬͬDѡѡC 㣺鰢٤޶ɼ

8𰸼 𰸣B

9𰸼 𰸣B

10𰸼 𰸣C

11𰸼 𰸣C

5

12𰸼 𰸣C

13𰸼 𰸣D

14𰸼 𰸣C

15𰸼 𰸣B

ͬ, ACOоֹ, BO2ϸ ˵XܶCOܶͬ, YܶСڵܶ,ͬͬѹ,ܶԷ,XԷΪ28,YԷС32,ȷ

XYԷܶȵԴС,AC; N2ԷΪ28,

CH4ԷСO2Է,Bȷ; XYͬ,ܶȲ

ȷ,ʲȷXYԴС,D

6

7

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𰸣A 6𰸼 𰸣D 7𰸼 𰸣C AߵĦΪ28g/moln=mM֪ͬͬܶȣͬʵͬȣAѡBߵĦΪ28g/moln=mM֪ͬʵͬȣBѡCͬO2N2ĦֱΪ32g/mol28g/molʵͬͬCȷDͬ¶ȡͬѹǿͬO2N2ʵͬͬDѡѡC 㣺鰢٤޶ɼ 8𰸼 𰸣B 9𰸼 𰸣B 10𰸼 𰸣C

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