Mercury has a density of 13.6 g/cm²at 0C. When the temperature increases to 80.0C, the density of mercury becomes[mercury=1.80 X10-4C-1]

a. 13.4 g/cm²

b. 13.8 g/cm²

c. 13.5 g/cm²

d. 12.8 g/cm²

e. 13.6 g/cm²

An insulated container holds 4.2 moles of nitrogen at a pressure of 2.0 atm and a temperature of -40C. The volume of the container is equal to

a. 700 liters

b. 6.9 liters

c. 4.1 liters

d. 54 liters

e. 50 liters