The introduction of Kelvin scale in thermodynamic is according to_______________?
A. Boyles law
B. Charles law
C. Daltons law
D. Grahams law
Gases
Which one has the lowest density at room temperature ?
Which one has the lowest density at room temperature ?
A. Ne
B. N2
C. NH3
D. CO
Under what conditions the gases deviate from the ideal behavior ?
Under what conditions the gases deviate from the ideal behavior ?
A. High temperature
B. Low temperature
C. High pressure
D. B and C
Ideal gasses have all the following characteristics except ?
Ideal gasses have all the following characteristics except ?
A. Absence of intermolecular forces
B. Collisions among the molecules of an ideal gas are perfectly elastic
C. The molecules occupy no space
D. All of the above are correct
Which of the following is not considered as an intermolecular force between molecules ?
Which of the following is not considered as an intermolecular force between molecules ?
A. Coordinate covalent bonds
B. Hydrogen bonds
C. Debye forces
D. London dispersion forces
What is the relative rate of effusion of CO and CO2 ?
What is the relative rate of effusion of CO and CO2 ?
A. CO is 1.25 times faster than CO2
B. CO is 3.75 times faster than CO2
C. CO is 1.25 times faster than CO
D. Both diffuse at the same rate