एक विलेय का (25%) भाग द्विमेर और (30%) भाग चतुर्मेर बनाता है। बाकी अकेला रहता है। (i) कितना होगा?
A solute has (25%) particles forming dimers and (30%) forming tetramers. The rest remain single. What is (i)?
Explanation opens after your attempt
A. (0.70)
Concept
(45%) कण अकेले रहेंगे। / (45%) particles remain single.
Why this answer is correct
(25%) कण द्विमेर बनाकर (12.5%) समूह देंगे और (30%) कण चतुर्मेर बनाकर (7.5%) समूह देंगे। / (25%) particles form (12.5%) dimer groups and (30%) particles form (7.5%) tetramer groups.
Exam Tip
(i=0.45+0.125+0.075=0.70)। / (i=0.45+0.125+0.075=0.70).
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