为了探究可燃物的燃烧条件第2实验小组的同学查阅资料得知白磷为蜡状固体有剧毒不溶于水着火点为40℃红磷着火点为240℃．然后他们利用 Sketch Coloring Page

为了探究可燃物的燃烧条件第2实验小组的同学查阅资料得知白磷为蜡状固体有剧毒不溶于水着火点为40℃红磷着火点为240℃．然后他们利用 Template

Background image: Hide Show

View Larger Image Image Credit: 1010jiajiao.com

please wait, the page is loading...

More Sketches

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

sketch #83

Chris Shrimp Lonsdale
sketch #83

sketch #4695

anonymous

anonymous
sketch #4695

sketch #3489 Panda by Scott Terry

anonymous

anonymous
sketch #3489 Panda by Scott Terry

sketch #5135 &#;Hypno Colorfull&#; by Lars Tunebo

anonymous

anonymous
sketch #5135 &#;Hypno Colorfull&#; by Lars Tunebo

sketch #5071 Rihanna by Johan Kennet Espinoza Moreno

anonymous

anonymous
sketch #5071 Rihanna by Johan Kennet Espinoza Moreno

sketch #3939

anonymous

anonymous
sketch #3939

sketch #4 Nirvana Smiley

Tom Kelly
sketch #4 Nirvana Smiley

sketch #5286 Adventure Time by Manu Kp

anonymous

anonymous
sketch #5286 Adventure Time by Manu Kp

sketch #4971 Rhianna by Isaiah Fantisy Godlike

anonymous

anonymous
sketch #4971 Rhianna by Isaiah Fantisy Godlike

sketch #5044

anonymous

anonymous
sketch #5044

sketch #5210 I love you by Saul Mansanares

anonymous

anonymous
sketch #5210 I love you by Saul Mansanares

sketch #3919 this is not my best but i did it because it looks very cool

anonymous

anonymous
sketch #3919 this is not my best but i did it because it looks very cool

sketch #1950

anonymous

anonymous
sketch #1950

sketch #245 Fishy

Lucy Barnard
sketch #245 Fishy

sketch #5225 The Friendship by Annabelle Bourget

anonymous

anonymous
sketch #5225 The Friendship by Annabelle Bourget

sketch #523 the man

anonymous

anonymous
sketch #523 the man

sketch #3892

Rachel Christa Ibarrientos
sketch #3892

sketch #3413 Link by Dã Tr� ng

anonymous

anonymous
sketch #3413 Link by Dã Tr� ng

sketch #5270 Fresh prince by Fatér Szilvia

anonymous

anonymous
sketch #5270 Fresh prince by Fatér Szilvia

sketch #5434

anonymous

anonymous
sketch #5434

sketch #1465

Laura Agapi Asnicar
sketch #1465

sketch #4161

Hank Henry Armstrong
sketch #4161

sketch #5074

anonymous

anonymous
sketch #5074

sketch #4368

anonymous

anonymous
sketch #4368

sketch #4891 Pikachu by Resul Danacı

anonymous

anonymous
sketch #4891 Pikachu by Resul Danacı

sketch #3683 Hellboy by Loai Issa

anonymous

anonymous
sketch #3683 Hellboy by Loai Issa

sketch #2989 Little Chibi by Loai Issa

anonymous

anonymous
sketch #2989 Little Chibi by Loai Issa

sketch #4751 Ruko by Rodrigo Marcos

anonymous

anonymous
sketch #4751 Ruko by Rodrigo Marcos

sketch #2025

anonymous

anonymous
sketch #2025

sketch #5216 D by Gabriela Segura

anonymous

anonymous
sketch #5216 D by Gabriela Segura

tomski为了探究可燃物的燃烧条件第2实验小组的同学查阅资料得知白磷为蜡状固体有剧毒不溶于水着火点为40℃红磷着火点为240℃．然后他们利用 coloring

物质燃烧必须同时满足三个条件a B C ．题目和参考答案——青夏教育精英家教�—— sketch template

如图所示的一组实验可用于研究燃烧条件．其中能够说明“可燃物燃烧需要温度达到着火点 的一组现象是 �图1铜片上白磷燃烧 �图1铜片上红磷未 sketch template

小刚用图1所示实验来探究可燃物燃烧的条件．1小刚用图甲所示装置进行实验观察到的现象是．2实验过程中所�生反应的化学反应方程式 sketch template

下图是一组研究可燃物燃烧条件的对比试验对有关实验现象和结论的判断错误的是 A实验1中红磷未燃烧说明红磷的着火点高于白磷 B实验2中 sketch template

题目2016年河北省用图所示装置探究可燃物的燃烧条件a实验过程如下�将白磷放在燃烧匙内塞好胶塞寒�从长颈漏斗�瓶内迅速注入60 sketch template

探究燃烧条件的实验装置如图所示1由该实验得出可燃物燃烧的条件是�温度达到着火点�要与氧气接触2实中使用了铜片主要是利用铜的 sketch template

为了探究可燃物的燃烧条件第2实验小组的同学查阅资料得知白磷为蜡状固体有剧毒不溶于水着火点为40℃红磷着火点为240℃．然后他们利用 sketch template

某同学用如图所示装置探究可燃物燃烧的条件得到以下实验事实�不通空气时冷水中的白磷不燃烧�通空气时冷水中的白磷不燃烧�不通空气时 sketch template

为探究物质燃烧条件某同学做了如下图所示实验已知白磷着火点40℃红磷着火点240℃�现水中白磷和铜片上红磷 都没燃烧铜片上白磷着火燃烧 sketch template

某兴趣小组话动中同学们按图1装置对“可燃物燃烧的条件 进行探究．探究过程中大家对磷燃烧生成的大量白烟是否危害人体健康提出�问．查阅资料 sketch template

某校化学兴趣小组的同学探究可燃物质燃烧的条件探究如下1取一支大试管往里加2mL305%过氧化氢溶液2用镊子取一块白磷投入到 sketch template

控制变量法是学习化学常用的方法．下面是探究燃烧条件的实验请你根据实验图示和资料回答有关问题． 资料信息白磷和红磷的着火点分别是40 sketch template

如图所示是探究物质燃烧条件的三个对比实验，请将相应的现象和结论填入表中．实验1实验2实验3实验现象木条燃烧，玻璃棒不燃烧小木条燃烧，小煤块不 sketch template

下列探究燃烧条件的实验中只能得出“燃烧需要温度达到可燃物的着火点 的是 A B C D 解析 A图中小木条能燃烧玻璃 sketch template

某校化学兴趣小组的同学在探究可燃物燃烧的条件时进行如下实验��一支大试管中加入2mL 30%的过氧化氢溶液�用镊子取一小块白磷投入到溶液 sketch template

图甲和图乙所示实验方法均可用来探究可燃物燃烧的条件．1某同学用图甲所示装置进行实验观察到的现象是铜片上的白磷燃烧红磷不燃烧热水中的 sketch template

28．某兴趣小组活动中同学们按图1装置对“可燃物燃烧的条件 进行探究探究过程中大家对磷燃烧生成的大量白烟是否危害人体健康提出�问 sketch template

如图所示的实验可用于研究燃烧的条件下列说法中正确的是 A 图1和图2中水下白磷对比说明燃烧必须要有氧气参与B 图1中铜片上的白磷和 sketch template

某同学为探究可燃物燃烧的条件，他查阅资料得知：白磷着火点为40 ℃，红磷着火点为240 ℃，它们在空气中燃烧都会生成刺激�吸道的白烟——五氧化 sketch template

题目如图所示的一组实验可用于探究燃烧的条件已知白磷的着火点为40℃红磷的着火点为240℃请回答下列问题1白磷燃烧的化学方程式为 sketch template

Ⅰ老师课上用如下图1图2所示实验装置探究燃烧的条件．1图1所示的演示实验你观察到的现象是．2老师演示图2所示实验的目的是 sketch template

为探究燃烧的条件某同学进行了如图所示的实验有关的说法正确的是 A．现象��说明物质燃烧需要温度B．现象��说明物质燃烧需要氧气C．现象 sketch template

题目磷是初中化学实验中经常使用的物质化学小组的同学以“磷的燃烧 为主题设计并整理了以下三组实验请你参与完成1探究空气中氧气的含量 sketch template

利用如图所示实验探究可燃物燃烧的条件．1白磷燃烧的化学方程式为 ．2请分析实验中铜片和热水的主要作用．3请写出本实验的现象和结论 sketch template

题目如图的实验可用于研究燃烧的条件．已知白磷的着火点为40℃红磷的着火点为240℃．1图1的实验中分别用玻璃棒蘸取酒精和水在 sketch template

为了探究可燃物的燃烧条件第2实验小组的同学查阅资料得知白磷为蜡状固体有剧毒不溶于水着火点为40℃红磷着火点为240℃．然后他们利用 sketch template

实验活动3 燃烧的条件 sketch template

某同学为探究可燃物燃烧的条件他查阅资料得知白磷的着火点为40℃红磷的着火点为240℃它们在空气中燃烧都会产生白烟五氧化二磷五氧化 sketch template

题目为了探究白磷的燃烧条件某同学进行了下列两个实验实验Ⅰ分别持燃烧匙内的�量白磷或红磷点燃并按照图1进行实验观察到白磷或红磷均 sketch template

探究“燃烧的条件 实验时改进课本中的实验如图所示将适量的白磷和红磷分装于Y形试管的2个支管中管口系牢小气球将2个支管同时伸入相同深度的 sketch template

某同学为探究可燃物燃烧的条件查阅资料得知白磷着火点为40℃红磷着火点为240℃它们在空气中燃烧后会生成刺激�吸道的五氧化二磷．他按如图 sketch template

为了探究可燃物的燃烧条件第2实验小组的同学查阅资料得知白磷为蜡状固体有剧毒不溶于水着火点为40℃红磷着火点为240℃．然后他们利用 sketch template

Ⅰ老师课上用如图1图2所示实验装置探究燃烧的条件．1图1所示的演示实验你观察到的现象是．2老师演示图2所示实验的目的是．3 sketch template

题目为验证可燃物燃烧的条件化学小组同学做了如图所示实验已知白磷的着火点为40℃红磷的着火点是240℃1磷燃烧的化学反应方程式 sketch template

探究燃烧条件的实验装置如右图所示．1由该实验得可燃物燃烧的条件是��．2实验中�生反应的化学方程式为．3实验中使用铜片是 sketch template

free web stats