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Grade: 12th pass

                        

Q. Which Has Maximum Equilibrium Molarity Of Sodium Ion In 0.1M Aqueous Solution(assume 100% Ionisation)? 1.Sodium Oxalate 2.sodium Orthophosphate 3.sodium Metaphosphate 4.Sodium Bicarbonate

4 years ago

Answers : (1)

Vikas TU
13786 Points
							
Sodium Oxalate = > Na2(C2O4) => Molarity of Na would be=> 2 * 0.1 => 0.2 M
sodium Bicarbonate => Na(HCO3) => Molarity would be => 1*0.1 = 0.1 M.
Sodium orthophosphete => Na3(PO4) => 3 * 0.1 => 0.3 M
sodium Metaphosphate => (NaPO4)6 => 6 * 0.1 => 0.6 M
4 years ago
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