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Question
Submitted by stuid_ on Sun, 2012-04-08 14:30
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Calculate the molar concentration of each ion (Na+ and PO4 3-) in a aqueous Na3PO4 solution when 2.0 g of Na3PO4...

Calculate the molar concentration of each ion (Na+ and PO4 3-) in a aqueous Na3PO4 solution when 2.0 g of Na3PO4 is dissolved in water so that the final volume of the solution is 150 ml.

Answer
Submitted by Nitaro02 on Tue, 2012-04-17 18:25
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Molar Concentration is mol/L

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The molar xxxxxxxxxxxxx of something xx simply xxxxxx xx the xx of Na3PO4 xx 163.94 xxxxxx xxxxx 2.0 g, xxx get xxx x x xxxxxx g/mol x xxxxxxxxx xxxx xxxx xx xxx xxxxxx xx xxxxx xx the compound you xxxxxxxxx in 150 mL water. xxxxx xxx mol/L, xxx xxxx xx divide by 150 xx xxx xxxxxxxx by xxxxx mL/1L). xxx will then xxx xxxxxxx xxxxxx Now xxxx xx xxxxxx water, xxxxx xxxxx into xxxx and (PO4)^3- xxxxx You xxxx x xxxx for each xxxxxxxxx xxxxx you xxxxxxxx xxx xxxx by xx xxx your molar xxxxxxxxxxxxxx xxx xxxxxxx xxxxx xxxxxxxx and xxxxxx mol/L Na^+.


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