The properties of mercury at 300 K are: density = 13529 kg/m3, specific heat at constant pressure = 0.1393 kJ/kg-K, dynamic viscosity = 0.1523 × 10-2 Ns/m2 and thermal conductivity = 8.540 W/m-K. the Prandtl number of mercury at 300 K is:

The properties of mercury at 300 K are: density = 13529 kg/m3, specifi

1.	The properties of mercury at 300 K are: density = 13529 kg/m3, specific heat at constant pressure = 0.1393 kJ/kg-K, dynamic viscosity = 0.1523 × 10-2 Ns/m2 and thermal conductivity = 8.540 W/m-K. the Prandtl number of mercury at 300 K is:
A.	0.0248
B.	2.48
C.	24.8
D.	248
Answer» B. 2.48