JEE Advanced Model Paper 9 with solutions for online practice

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Question : 9 of 57
 
Marks: +1, -0
Solubility Pb(OH)2 in water is 298K is 6.7 × 106 M . Solubility of Pb(OH)2 in abuffer of pH = x at 298K is 1.2 × 103 M . What is 'x' .
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