Yahoo奇摩 網頁搜尋

  1. ... will see brown fumes of Nitric Acid vapour ( with nitrogen dioxide NO2) comes out of the reacting agents and potassium hydrogen sulphate ...

    分類:科學及數學 > 化學 2007年07月19日

  2. ..., we have to understant what are the reason that make soft drinks with gas bubble coming out . It is Caron dioxide(CO2) . i need to tell you that when...

    分類:科學及數學 > 化學 2012年05月09日

  3. ... and ionizes to give hydrogen ions, which will react with the sodium hydrogencarbonate to give carbon dioxide gas. Therefore, gas bubbles...

    分類:科學及數學 > 化學 2007年04月03日

  4. ... + C2H5OH --> still can give same result The C=O come out by hydrolysis

    分類:科學及數學 > 化學 2012年03月17日

  5. .... when apply the voltage difference between the metal, the electrons can easily comes out so that metal is conduct electricity. 2. non-metals most of the non...

    分類:科學及數學 > 化學 2010年08月18日

  6. The answer is as follows: 圖片參考:http://i320.photobucket.com/albums/nn347/old-master/900321_1.jpg?t=1237624149

    分類:科學及數學 > 化學 2009年03月22日

  7. ...dioxide. when we shake a can of soft drink, the carbon dioxide comes out from the liquid. at the same time, carbon dioxide ...go back into the liquid. people hit the top of the can with their fingers or row them repeatingly...

    分類:科學及數學 > 化學 2008年01月06日

  8. Chlorine reacts with HCl Cl- + OCl...chlorine will be produced to carry out the experiment you need a stoppered beaker which...paper near the mouth of jar and let the gas come out from the mouth in a narrow gap the...

    分類:科學及數學 > 化學 2007年04月19日

  9. when nitric acid react with sodium carbonate, sodium nitrate, water and carbon dioxide are formed. since carbon dioxide is a gas, it will come out of the solution and will not contaminate the solution. but if you use sodium chloride instead...

    分類:科學及數學 > 化學 2008年04月26日

  10. 1. since distillation is heating a mixture with different boiling pt and separate them,so if their boiling pt is two close,then they may come out (become gas) together and u can't distinguish the distillate come from which liquid...

    分類:科學及數學 > 化學 2007年03月26日

  1. 相關詞

    come up with