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  1. ... in mercury, forming amalgam alloys, but does not react with it . Gold is insoluble in nitric acid, which will dissolve silver and base ...

    分類:科學及數學 > 化學 2008年02月02日

  2. ... of copper with zinc and tin: 1. Brass (黃銅) : An alloy of copper with zinc. It has a yellow colour. It is relatively resistant to tamishing...

    分類:科學及數學 > 化學 2007年01月22日

  3. ... the metal is much heavier than the earth or rock mixed with it , we can wash the mixture with flowing water. The flowing water can...

    分類:科學及數學 > 化學 2008年11月01日

  4. ..., at least 500 cm cube the liquid in bottle B should be used to mix with it so that the mixed liquid formed contains at least 50% alcohol.

    分類:科學及數學 > 化學 2014年12月27日

  5. ...other proton source, such as solvent, other molecules with hydrogens and with itself !! So it is equally likely for ethanoic acid to bond to water or with itself ...

    分類:科學及數學 > 化學 2008年06月23日

  6. ...to every where with fire. The best way to do is cover the pan with it cover to cut off the support of oxygen. But since you can only found wet...

    分類:科學及數學 > 化學 2007年09月23日

  7. I have another answer for you As NH4Cl react with NaOH, it forms NH3, H2O and NaCl the NH3 will dissolve...

    分類:科學及數學 > 化學 2009年09月30日

  8. ...1. who said that carbonate reacts with hydroxide? it 's the calcium ion reacts with carbonate ion...in water to give sulphurous acid, an acid. it reacts with solution of alkali, like calcium hydroxide. neutralization...

    分類:科學及數學 > 化學 2011年01月08日

  9. ...process, in AL definition, is all about the equilibrium position of the acid with its conjugate base. If the Ka ( or Kb ) involved in the acid...

    分類:科學及數學 > 化學 2010年08月29日

  10. ... a polyatomic ion. Case II: Reacting the simple ion with it 's own element. eg. I- (aq) react with I2 (aq) to form I3- (aq...

    分類:科學及數學 > 化學 2007年10月30日