Fe+Cu(NO3)2=Fe(NO3)2+Cu
Fe+H2SO4=FeSO4+H2(气体符号)
Cu+H2SO4=不反应
猜你喜欢
- 1同温同压下,相同状态物质密度与相对分子质量成正比?
- 2一道概率密度题
- 3熟读精思读后感 求个!
- 4小明和小红一共有存款80元,小明取出20元就和小红一样多,小明和小红原来各有存款多少元?
- 5王红的体重比李云的体重重23,那么李云的体重比王红体重轻( ) A.23 B.25 C.35 D.13
- 6求下面一句话的翻译she could not get her words understood by the students
- 7looked的ed,音标是什么?
- 8For the new series of programs there will be a different presenter each time,the first ________
- 9抛物线的顶点是(3,1),他经过另一点为(4,5),求抛物线的解析式
- 10i understand most of what you said,but i can't understand__ a everything b anything c something d.nothing