4.9 gm of H2SO4 is dissolved in 1000 ml of water PH of this solution is
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N. NaOH solution is added and volume made upto 500 ml. pH is adjusted at 4.9 by NaOH or HCl as necessary. ... 5 g. of ammonium molybdate are dissolved in 5N H2SO4 (for 5N H2SO4, 14 ml. conc. ... 1.84) is slowly added to 86 ml. of water). ... 0.5gm. of dry powder of aminonaphthol sulphonic acid, is added to 195 ml. of ...
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