An ideal gas has a density of 1.78kg/m^3 is contained in avolume of 44.8*10^-3 m^3. The temperature of the gas is 273K. The pressure is 1.01*10^5. The gas constant R=8.31J*K-1 *mole-1.
A) What is the root mean velocity of the molecules?
B) How many moles are there>?
C) What is the gas?
D) What is the internal energy of the gas?