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Stoichiometry

Stoichiometry
__________ equation relates latent heat and boiling point.

Kopp's
Kistyakowsky
Antonie
Trouton's

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Stoichiometry
The heats of vaporisation of CS₂, C₂H₅OH &H₂O are 26.8, 38.6 & 40.6 KJ/kg mole respectively. The order of decreasing inter-molecular forces in these liquids is

CS₂ > C₂H₅OH > H₂O
H₂O > C₂H₅OH > CS₂
CS₂ > H₂O > C₂H₅OH
H₂O > CS₂ > C₂H₅OH

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Stoichiometry
Which of the following expressions defines the Baume gravity scale for liquids heavier than water?

(141.5/G) - 131.5
(400/G) - 400
200(G-1)
145 - (145/G)

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Stoichiometry
Dry air is a mixture of

Neither A nor B
Both A & B
Vapors
Gases

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

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

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Stoichiometry
During a phase change process like sublimation, vaporisation, melting etc., the specific __________ does not change.

Enthalpy
Gibbs free energy
Internal energy
Entropy

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