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Stoichiometry

Stoichiometry
How many phases are present at eutectic point?

3
2
Unpredictable
1

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Stoichiometry
Degrees of freedom will be equal to the number of components for a system comprising of

Partially miscible two liquid components system having two phases
Only soluble liquid components
None of these
Two liquid components and one solute (soluble in both the liquids)

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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

Halved
Trebled
Unpredictable
Doubled

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Stoichiometry
Atmospheric pressure corresponds to a hydrostatic head of

34 ft ofH₂O
1 metre of H₂O
13.6 cms of Hg
13.6 metres of Hg

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Stoichiometry
What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively?

801.5
880.5
756.2
780.5

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Stoichiometry
Volume occupied by one gm mole of a gas at S.T.P. is

22.4 litres
22400 litres
22.4 c.c
359 litres

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