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Stoichiometry

Stoichiometry
Isotopes are atoms having the same

Number of neutrons
None of these
Atomic mass
Mass number

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Stoichiometry
In case of an unsaturated vapor-gas mixture, the humid volume increases with increase in the

Absolute humidity at a given temperature
Neither A nor B
Total pressure
Both A & B

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Stoichiometry
The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface. This statement pertaining to the solubility of gases in liquid is the __________ law.

Amgat's
Henry's
Raoult's
None of these

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Stoichiometry
Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole.

-92
46
92
-23

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Stoichiometry
For the gaseous phase reaction, N₂ + O₂ ⇋ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by

Decrease in pressure
Increase in pressure
Decrease in temperature
Increasing the concentration of N₂

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Stoichiometry
A reduction process is accompanied with increase in the

Neither A nor B
Both A & B
Number of electrons
Oxidation number

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