5 gm impure calcium hydroxide is dissolved into 800 ml of water me of this solution 20 ml of decinormal HCl is added . The acidic solution formed is neutralized by 50 ml of N/50 ml of NaOH solution. Percentage purity of Ca(OH)2 is
(1) 44% (2)5.92%. (3)14.34%. (4)7.5%
Comments
Leave a comment