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Stoichiometry

Stoichiometry
Cp - Cv, for an ideal gas is equal to

2R
3R
R/2
R

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Stoichiometry
Equal masses of CH₄ and H₂ are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is

1/2
8/9
1/9
5/9

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Stoichiometry
Boiling point of a solution as compared to that of the corresponding solvent is

More
Same
Either more or less; depends upon the solvent
Less

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Stoichiometry
The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times.

43832
43834
√2
4

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Stoichiometry
According to the kinetic theory, the thermal conductivity of a monoatomic gas is proportional to

T
T1.5
T0.5
T2

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Stoichiometry
Pick out the wrong unit conversion of temperature.

Temperature difference of 1°K = 1°C = 9/5 °F
°F = (°C + 17.778) x 1.8
°C = (F- 32) x 0.555
°R = 273 + °F

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