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  1. ...odorant, aroma, fragrance, flavor, is a chemical compound that has a smell or odor. A chemical compound has a smell or odor when two conditions... ...

    分類:科學及數學 > 化學 2007年02月15日

  2. ...not distinguish them by this way (2) salt solution does not has odour while alcohol has "irritating" odour (3) salt...

    分類:科學及數學 > 化學 2010年02月26日

  3. ...flavor, is a chemical compound that has a smell or odor. A chemical compound has a smell or odor when... unfortunately do not yield the expected odors w ...

    分類:科學及數學 > 化學 2007年02月22日

  4. Are these your homework? 1. A special odour is added to town gas. Do you know why? The special odour...

  5. deodorant de•odor•ant /didrnt; NAmE dio/ noun [C, U] a substance that people put on...

    分類:社會及文化 > 語言 2007年04月18日

  6. 口氣大既英文 (臭個隻) 最常用嘅口語係 bad breath。e.g. He has bad breath. 醫學名稱係 Halitosis 其它叫法: oral malodor, breath odor, mouth odo ...

    分類:社會及文化 > 語言 2009年06月21日

  7. ... + H2S -> 2HCl + S The major odour of sewage comes from hydrogen sulphide. Chlorine reacts...

    分類:科學及數學 > 化學 2006年11月03日

  8. ...air. (iii) incorrect Since hydrogen is almost completely burned, the odour of hydrogen is not a major factor concerned. ===== (2) The answer...

    分類:科學及數學 > 化學 2008年06月06日

  9. ...it. Becasue the pack leader don't clean up mass in natural. Use odour remover ( buy it in pet store. simple solution is quite good) to clean the ...

    分類:寵物 > 2009年06月07日

  10. ... Chinese usually uses ginger and rice wine, etc, to remove fish odour when preparing fishes for cooking. Just wondering...

    分類:社會及文化 > 語言 2009年08月28日