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    <title> Advisors 4 Free  - science - chemistry</title>
    <description>Last asked questions in topic Chemistry.</description>
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        <item>
      <title>How can I  make jello last indefinitely?</title>
      <description><![CDATA[ I want to make a suspension of jelly/jello in a tank that will last a long time. It is for an art project that involves suspending objects in the middle of this tank. I want a colored suspension. The idea is my little ponies suspended in jelly. Will it keep because of the sugar if I make the mix rich enough? Or should I add alcohol? Or should I just make a mix of gelatin and food colouring? ...<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=1017</link>
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      <pubDate>Tue, 07 Feb 2012 01:03:11 CET</pubDate>
    </item>  
        <item>
      <title>What is the average density of the sun?</title>
      <description><![CDATA[ The sun is a sphere with an estimated mass of 2.0X10^30kg. If the radius of the sun is 7.0X10^5km, What is the average density of the sun in units of grams per cubic centimeter? The volume of the sphere is<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=995</link>
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      <pubDate>Fri, 20 Jan 2012 18:46:23 CET</pubDate>
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        <item>
      <title>ingrediant needed to make bubbles</title>
      <description><![CDATA[ I am mixiing acetic acid and soft water to make a 55 gallon container of cleaning solution. What compatable ingrediant can I add to make this very very bubbley and<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=985</link>
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      <pubDate>Thu, 12 Jan 2012 09:14:40 CET</pubDate>
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        <item>
      <title>Moles and Equivalents</title>
      <description><![CDATA[ The equivalent weight of a metal is double than that of oxygen.How many times is the weight of its oxide greater than the weight of metal<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=960</link>
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      <pubDate>Sat, 24 Dec 2011 06:19:21 CET</pubDate>
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        <item>
      <title>please to explain these</title>
      <description><![CDATA[ this is for my chemistry lab could a brainiac help me i need these the most ethical answers as possible i know the answers just need a little more oomph 
1)what happens to fused calcium chloride when added to water( what is given off and so on)
2)what happens to iron nails placed in copper 2 sulphate (mention displacement if you can)
3)what happens when mercury nitrate is added to potassium ...<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=924</link>
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      <pubDate>Mon, 14 Nov 2011 10:46:44 CET</pubDate>
    </item>  
        <item>
      <title>Another question here</title>
      <description><![CDATA[ An isotonic solution is described as 39.0% NaCl (w/v). What is the molality of isotonic? Given the density of isotonic solution is 1.205<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=919</link>
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      <pubDate>Tue, 08 Nov 2011 10:58:13 CET</pubDate>
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      <title>here&#039;s my question</title>
      <description><![CDATA[ An aqueous solution is 0.797 M magnesium chloride, MgCl2. Given that the density of the solution is 1.108 g/mL, what is the molality magnesium chloride in this solution? Following this, calculate the mole fraction of water in this<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=918</link>
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      <pubDate>Tue, 08 Nov 2011 10:47:35 CET</pubDate>
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        <item>
      <title>can you help to solve this question ?</title>
      <description><![CDATA[ Methanol, CH3OH, is a compound that is used in car windshield washer fluid to lower freezing point of the solution. If an aqueous solution of windshield washer fluid has a mole fraction of methanol of 0.520, what is the mass percentage of water in this<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=917</link>
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      <pubDate>Tue, 08 Nov 2011 10:41:33 CET</pubDate>
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        <item>
      <title>How can methane be heated to 400 K in lab?</title>
      <description><![CDATA[ How can methane from a presurized cylinder (2000 psi) at 300 K be drawn out and heat to 400 K in a low presure lab test tank safely?  Already tried a steam heat exchanger, but only got to 350 K.  What about using a compressor to heat the cooled methane coming out of the 2000 psi<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=909</link>
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      <pubDate>Thu, 27 Oct 2011 17:48:02 CEST</pubDate>
    </item>  
        <item>
      <title>spectral lines in H atom</title>
      <description><![CDATA[ why are there number of spectral lines in H<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=891</link>
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      <pubDate>Sat, 15 Oct 2011 04:28:15 CEST</pubDate>
    </item>  
        <item>
      <title>Homework problem finding rads</title>
      <description><![CDATA[ An 85-kg person exposed to barium-141 receives 2.5 × 105 &amp;#946; particles, each with an energy of 5.2 × 10-13 J. How many rads does the person receive?
a.
 2.4 × 10-20
b.
 1.5 × 10-7
c.
 1.8 × 10-16
d.
 6.1 × 10-15
e.
 None of these choices is<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=474</link>
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      <pubDate>Mon, 29 Mar 2010 18:36:42 CEST</pubDate>
    </item>  
        <item>
      <title>Calculate Ke for this equilibrium concentration</title>
      <description><![CDATA[ Calculate Ke for the following (equilibrium concentrations given below substances)

N2 (g)  O2 (g)  heat &amp;#8596;2 NO (g) 
[0.13]    [0.27]<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=466</link>
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      <pubDate>Thu, 18 Mar 2010 17:27:19 CET</pubDate>
    </item>  
        <item>
      <title>How can someone remove all nicotine from a solutio</title>
      <description><![CDATA[ I want to extract the essence of tobacco scent without the<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=328</link>
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      <pubDate>Fri, 31 Jul 2009 19:32:54 CEST</pubDate>
    </item>  
        <item>
      <title>Milliequivalent of chlorine calculation</title>
      <description><![CDATA[ Can some one show me how to calculate milliequivalent of chlorine in chloromethylated polystyrene crosslinked with 1% divinylbenzene.

I appreciate your<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=276</link>
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      <pubDate>Fri, 05 Jun 2009 18:53:27 CEST</pubDate>
    </item>  
        <item>
      <title>chemistry/calcium</title>
      <description><![CDATA[ 1.What biological systems does calcium appear within/function as a part of?
2.What kind of an effect does calcium have on biological<br><table width='100%'><tr><td align='left'>[<a href='/science/chemistry.html'>Asked in topic <b>Chemistry</a>]</td><td align='right'><a href='http://www.advisors4free.com'>Via: Advisors 4 Free</a></td></tr></table> ]]></description>
      <link>http://www.advisors4free.com/question.php?id=270</link>
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      <pubDate>Wed, 27 May 2009 21:39:17 CEST</pubDate>
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