6.下列有关化学实验过程中的操作错误的是a.给试管加热必须先预热b.将固体溶解的时候要用玻璃棒不断的搅拌c.点燃氢气前一定要先检验氢气的 Template




You need a modern browser try chrome, to view this.

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com






Try and sketch some of theseChurch, Mobile, Turban, Bags, Wyvern, Great Dane, Gyroscope, Cucumber, Globe, Bank robber, view more ideas


please wait, the page is loading...

More Sketches

Take a peek at some of the sketches created by our users, are you a sketchite?

anonymous
anonymous
sketch #5260


anonymous
anonymous
sketch #1119 crimson


anonymous
anonymous
sketch #2195


anonymous
anonymous
sketch #5079 SketchToy Pencil by Sarah Prieto


anonymous
anonymous
sketch #1076


anonymous
anonymous
sketch #3617 D from Gorillaz by Joselyne Angel Gormaz


anonymous
anonymous
sketch #5175


anonymous
anonymous
sketch #4916


Nina Mercedez
sketch #2849 dj


anonymous
anonymous
sketch #5040 Amy Winehouse by Timothy Palfreyman


anonymous
anonymous
sketch #4883 White tiger by Kayson Danielle


anonymous
anonymous
sketch #4091 Irie


anonymous
anonymous
sketch #5208 Alf by David Rossien


anonymous
anonymous
sketch #286 sun


anonymous
anonymous
sketch #5198 Sakura Claudio Pose Jester Genso


anonymous
anonymous
sketch #5066 Rey Helado by Gleny Acevedo


anonymous
anonymous
sketch #3236 Sunset by Aaron Bahary


anonymous
anonymous
sketch #1170


anonymous
anonymous
sketch #1711


anonymous
anonymous
sketch #5235


anonymous
anonymous
sketch #5306 Katarina by Mirnes Sinanovic


anonymous
anonymous
sketch #5288


anonymous
anonymous
sketch #20471


anonymous
anonymous
sketch #1041 strawberries


Donara Smbatyan
sketch #1449 donara


Rachel Roe
sketch #2645 Flowers in window


anonymous
anonymous
sketch #2117

tomski6.下列有关化学实验过程中的操作错误的是a.给试管加热必须先预热b.将固体溶解的时候要用玻璃棒不断的搅拌c.点燃氢气前一定要先检验氢气的 coloring