Which from following monomers is used to prepare thermocol?

Which of the following is character of lyophilic colloid?

Find the depression in freezing point of solution when 3.2 gram non volatile solute with molar mass $$128 \mathrm{~gram} \mathrm{~mol}^{-1}$$ is dissolved in $$80 \mathrm{~gram}$$ solvent if cryoscopic constant of solvent is $$4.8 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}$$.

What is the value of $$x$$ in order to balance following redox reaction?

$$\mathrm{Mn}_{(\mathrm{aq})}^{2+}+x \mathrm{ClO}_{3(\mathrm{aq})}^{-} \rightarrow \mathrm{MnO}_{2(\mathrm{~s})}+x \mathrm{ClO}_{2(\mathrm{aq})}$$