Propanone, $\text{C}_3\text{H}_6\text{O}$, exists as a liquid at room temperature. What is the boiling point of pure propanone?
- A$-61^\circ\text{C}$ to $-51^\circ\text{C}$
- B$-56^\circ\text{C}$
- C$51^\circ\text{C}$ to $61^\circ\text{C}$
- D$56^\circ\text{C}$