Determine the expected value of $\Delta T_f$ for $1 \mathrm{~m} \mathrm{CaCl}_2$ solution if 1 m urea solution has $\Delta \mathrm{T}_{\mathrm{f}}$ value ' $x$ ' K .

What is the medicinal property of Eugenol?

What type of glycosidic linkages are present in cellulose?

Find the value of spin only magnetic moment for $\mathrm{Zn}^{2+}$ in BM.