When the bottle of soft drink is opened, what would take place from the following?
(A) Solubility of dissolved gas decreases.
(B) bottle released internal pressure.
(C) effervences evolved from the bottle.
(D) increase in external pressure.
Identify the correct choice.

Find the osmotic pressure of 0.01 M solution at 25 °C $(R = 0.0821\ \text{L atm mol}^{-1}\text{K}^{-1})$

Identify the colligative property from the followings?

Calculate $\Delta T_b$ of a $0.45$ m solution of a nonvolatile solute in solvent if molal elevation constant of solvent is $3.0$ K kg mol$^{-1}$