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  3. Chemistry
  4. K2HgI4 is 40 % ionised in aqueous solution. The value of its van't Hoff factor (i) is :

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Q. $K_2HgI_4$ is $40\%$ ionised in aqueous solution. The value of its van't Hoff factor (i) is :

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Solution:

For $K_2[HgI_4]$
$i = 1+ 0.4 (3-1)$
$= 1.8$