2008 Beijing Question 2 Single-choice Differentiating 2008_北京卷 (化学) 2.(6分)1mol过氧化钠与2mol碳酸氢钠固体混合后,在密闭容器中加热充 pts反应,排出气体物质后冷却,残留的固体物质是( ) A. Na2CO3B. Na2O2 Na2CO3C. NaOH Na2CO3D. Na2O2 NaOH Na3CO3 Answer keyA ☆ SaveCan't do it, show the explanation查看原卷 →