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Stoichiometry

Stoichiometry
For a reacation, X → Y, if the concentration of 'X' is tripled; the rate becomes nine times. The order of reaction is

3
1
2

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Stoichiometry
The equilibria relations in a multicom-ponent and multiphase system can not be calculated with the help of the

Phase rule
Emperical equations
Experimental data
Theoretical equations

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Stoichiometry
An azeotropic solution of two liquids has boiling point lower than either of them, when it

Shows positive deviation from Raoult's law
Is saturated
Is unsaturated
Shows negative deviation from Raoult's law

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Stoichiometry
The density of a gas at N.T.P.is 'ρ'. Keeping the pressure constant (i.e. 760 mm Hg), the 3 density of the gas will become ¾ 0.75ρ at a temperature of __________ °K

300°
300°
400°
273°

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Stoichiometry
500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg.

650
700
600
375

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Stoichiometry
If pH value of a solution is 8, then its pOH value will be

6
10
7
1

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MORE MCQ ON Stoichiometry

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