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JEE Mains · Chemistry · STD 12 -1. Solution and colligative properties

\(0.004 \mathrm{M} \mathrm{K}_2 \mathrm{SO}_4\) का विलयन ग्लूकोस के \(0.01 \mathrm{M}\) विलयन से समपरासरी है। \(\mathrm{K}_2 \mathrm{SO}_4\) का प्रतिशत वियोजन________है (निकटतम पूर्णाक में)

  1. A \(71\)
  2. B \(73\)
  3. C \(74\)
  4. D \(75\)
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Answer & Solution

Correct Answer

(D) \(75\)

Step-by-step Solution

Detailed explanation

Isotonic solutions, \(\pi_{ K _2 SO _4}=\pi_{ Glucose }\) \(i \times 0.004 \times RT =0.01 \times RT\) \(i =2.5\) For \(K _2 SO _4 \quad\{\) for dissociation \(i =1+( n -1) \alpha\}\) \(\operatorname{DOD}(\alpha)=\frac{ i -1}{ n -1}=\frac{2.5-1}{3-1}=0.75\) \(\%\) dissociation…
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