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Stoichiometry

Stoichiometry
For a given mass of a gas at constant temperature, if the volume 'V' becomes three times, then the pressure 'P' will become

P/3
9P²
9P
3P

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Stoichiometry
A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor.

Superheated
Unsaturated
Saturated
Dry gaseous

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Stoichiometry
Saturated molal absolute humidity of the vapor-gas mixture depends upon the

Both A & B
Neither A nor B
Vapor pressure at dry bulb temperature
Total pressure

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Stoichiometry
At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be

12
6
10
8

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Stoichiometry
For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction)

>ΔH
Δ H

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Stoichiometry
Cp/Cv for monoatomic gases is

1.66
1.44
1
1.99

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