Friday, August 5, 2011
Stoichiometery ..............................…
..15 mL of 4 N HCl, 25 mL of 2 M H3PO3 and certain volume of 2.5 M H2SO4 are mixed together and made upto 2 L. 30 mL of the acid mixture exactly neutralises 42.9 mL of Na2CO3 solution containing 0.1 g of Na2CO3.10H2O, in 10mL of solution. The volume of H2SO4added to mixture is :
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