At what temperature will the average translational kinetic energy of a gas molecule be equal to the energy required to break a bond of energy 2 eV? (Boltzmann constant , )
1.86 x 10 K
3.72 x 10 K
9.3 x 10 K
2.48 x 10 K
Related Questions
To raise the volume of a gas by four times, the following method may be adopted. Which of the method is wrong?
is doubled and is also doubled
Keeping constant, is raised by four times
Temperature is doubled and pressure is halved
Keeping temperature constant, pressure is reduced to of its initial value
At constant volume, the pressure of a monoatomic gas depends upon:
Thickness of the walls of the container
The absolute temperature
The atomic number of the element
The number of valency electrons
The pressure exerted by of methane gas in a vessel at 129\,^\circ C is: (Atomic masses of
How many mole of gas occupy at 30\,^\circ C and one atmospheric pressure?
The density of a gas is 1.964 g at 273 K and 76 cm Hg. The gas is
10 mL of oxygen and 10 mL of hydrogen is kept at the same temperature and pressure, which is correct about number of molecules?
N{o_2} > {N_{{H_2}}}
N{o_2} < {N_{{H_2}}}
A preweighted vessel was filled with at STP and weighed. It was then evaluated, filled with at the same temperature and pressure and again weighted. The weight of the will be
The same as that of the
Twice of that of the
Half that of the
Two third of that of
Oxygen gas generated by the decomposition of potassium chlorate is collected. The volume of oxygen collected at 24\,^\circ C and atmospheric pressure of 760 mm Hg is 128 mL. Calculated the mass of oxygen gas obtained. The pressure of the water vapour at 24\,^\circ C is 22.4 mm Hg
each of the following gases at 87\,^\circ C and pressure are taken. Which of them will have the least volume?
Gay-Lussac’s law of gaseous volumes is derived from:
Law of reciprocal proportions
Law of multiple proportions
Experimental observations
None of the above
