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Stoichiometry

Stoichiometry
Cv for monoatomic gases is equal to(where, R = gas constant)

2R
1.5 R
3R
R

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Stoichiometry
On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes

8
1
4
2

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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
Measurement of the amount of dry gas collected over water from volume of moist gas is based on the

Dalton's law of partial pressures
Avogadro's hypothesis
Charle's law
Boyle's law

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Stoichiometry
The temperature of a gas in a closed container is 27° C. If the temperature of the gas is incresed to 300° C, then the pressure exerted is

Trebled
Doubled
Halved
Unpredictable

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Stoichiometry
Roult's law is obeyed by a __________ solution.

Normal
None of these
Molar
Saturated

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