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  1. ...+] is the concentration of hydrogen ion. For acid, no matter strong or weak , will have its [H+] decreased when water is added to...

    分類:科學及數學 > 化學 2010年03月06日

  2. strong acid donates H+, and weak acid doesn't refuse to donate H+, weak acid also donates H...some of its molecules are ionised, it called weak acid. eg of strong acid: HCl ---> H+ + Cl- (ionised...

    分類:科學及數學 > 化學 2007年05月12日

  3. The arising of jealously would always lead to bully to others even sometimes it could end up with troubles of their own making when they met stronger people. 2009-10-08 12:56:46 補充: "somet imes" should be "sometimes"

    分類:社會及文化 > 語言 2009年11月02日

  4. ... time But you begin to drift apart me If you feel timid and weak - willed You will refuse me You intend to want to look for me...

    分類:社會及文化 > 語言 2007年10月16日

  5. ... in water to give H^+(aq) ions and OH^-(aq) respectively, while weak acids and weak alkalis are partially dissociated...

    分類:科學及數學 > 化學 2007年03月24日

  6. ...aq) ions. H+(aq) + OH-(aq) → H2O(l) Case 2 : weak acid + strong alkali For example, consider the neutralization between ethanoic acid and...

    分類:科學及數學 > 化學 2007年05月25日

  7. ...course to form delta. (4): Tidal currentsand offshore currents are weak will favour the formation of delta. It isbecause less sediments will ...

    分類:科學及數學 > 地理學 2008年05月05日

  8. ... out (in amount) and so: For a ten-fold dilution of weak acid, the rise in pH value is less than 1 since the increase in amount of H+ ions will make the dilution effect to be less than tn-fold. Finally...

    分類:科學及數學 > 化學 2008年03月28日

  9. ...equivalence. one more drop of the strong acid will take over the roll of conjugate acid of the weak base. the range will fall at the acid range. so u want a pH indicator that will show colour...

    分類:科學及數學 > 化學 2008年04月24日

  10. ... always acidic instead. In addition, *A strong acid react with a weak alkali will form an acidic substance. *A strong acid react with a strong alkali will form neutral...

    分類:科學及數學 > 化學 2009年04月16日