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Class 12 · Chemistry

Why is the van’t Hoff factor used in colligative properties?

Class 12 · Chemistry

For complete association in which three molecules form one trimer, what is the value of the van’t Hoff factor?

Class 12 · Chemistry

If two molecules combine to form one dimer and association is complete, what is i?

Class 12 · Chemistry

For complete dissociation of AlCl₃, what is the ideal value of the van’t Hoff factor, i?

Class 12 · Chemistry

For complete dissociation of CaCl₂, what is the ideal value of the van’t Hoff factor, i?

Class 12 · Chemistry

For complete dissociation of NaCl, what ideal value of the van’t Hoff factor may be taken?

Class 12 · Chemistry

If a solute has i = 0.5, which statement about its observed molar mass is correct?

Class 12 · Chemistry

If normal molar mass is 60 g mol−1 and observed molar mass is 30 g mol−1, what is i?

Class 12 · Chemistry

Why do substances like benzoic acid often show abnormal molar mass in benzene?

Class 12 · Chemistry

In which situation is the van’t Hoff factor, i, equal to 1?

Class 12 · Chemistry

Which statement correctly defines the van’t Hoff factor in terms of molar mass?

Class 12 · Chemistry

If a solute breaks into ions in solution, what will be the observed molar mass?

Class 12 · Chemistry

If solute particles combine in solution to form larger particles, what happens to the observed molar mass?

Class 12 · Chemistry

What is the main cause of abnormal molar mass?

Class 12 · Chemistry

A student finds that i is less than 1. What should the student write about observed molecular mass?

Class 12 · Chemistry

In abnormal molecular mass questions, what is the easiest way to understand i?

Class 12 · Chemistry

If an AB₂-type salt undergoes complete dissociation, what is the ideal value of the van’t Hoff factor, i?

Class 12 · Chemistry

If a solute forms dimers and its van’t Hoff factor, i, lies between 0.5 and 1, what is the conclusion?

Class 12 · Chemistry

If the van’t Hoff factor, i, for a substance that can produce two ions lies between 1 and 2, what does this indicate?

Class 12 · Chemistry

Which example can show abnormal molecular mass due to association?