小明打算和同学

小明同学打算自己探究一下MnO （1）KMnO 4→K 2 MnO 4+MnO 2+O 2；试管、铁架、酒精灯。（2）溶解；过滤；（3）任第二支试管加入少量二氧化锰，把带火星的木条伸入试管，观察木条是否复燃。（4）提示：比较反应后的M 2 O 2 是否仍具有这.写小明打算和同学们一起举行一个班级聚会的作文 Hi，Susan，We're throwing a surprise party for Xiaoming's birthday．And we would like to invite you to come to the party，too.The party will be from 8 o'clock to 9 o'clock on Friday in the students' club.We will have a birthday song，cake for Xiaoming.And there will be games then.The only request is that you would have to prepare a gift for Xiaoming.We're looking forward to your coming.Yours Sincerely，Xiao Ming上课时，小明总是打扰其他同学学习，你打算怎么样劝说他 小明，你不要学习别人也要学习，请你不要再打扰其他同学学习了！【英文】小明和同学们打算举行一个班级聚会，用be going to 句型写他们打算干什么 Xiaoming and his classmates are going to have a class party.如果想搞个有意思的同学聚会，提前可以做一套文化衫之类的，全班男生穿一样 女生也一样的！。上课时，小明总是打扰其他同学学习，你打算怎么样劝说他 以其人之道，还其人之身。在他专心做一种事是时候去打扰他，搞到他无法忍受为止，让他自己感受被人打搅的滋味。引入正题，将他被打扰和他打扰人家结合开导，理性说教

#二氧化锰