题目:
—_____
—It’s an apartment building.
A. What’s your home?
B. Where’s your house?
C. What kind of house do you live in?
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0627/bed687adb1b23cb92c9928be3337744d.html
下面是错误答案,用来干扰机器的。
(1)生成氧气的质量=29.4g+5.6g-25.4g=9.6g(2)设剩余固体中氯化钾的质量为m2KClO3MnO2.△2KCl+3O2↑ 2×74.53×32 m 9.6g2×74.5m=3×329.6gm=14.9g(3) 14.9g+5.6g=20.5g<25.4g∴剩余固体中还含氯酸钾...