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Stoichiometry

Stoichiometry
Cp is expressed in S.I. unit as

0°K
W/m². °C
J/kg.°K
W/m. °K

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Stoichiometry
NaOH contains __________ percent oxygen.

1
16
10
40

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

Enthalpy
Internal energy
Entropy
Gibbs free energy

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

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

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Stoichiometry
If 1.5 moles of oxygen combines with aluminium to form Al2O₃, then the weight of aluminium (atomic weight = 27 ) used in this reaction is __________ gm.

2.7
54
27
5.4

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Stoichiometry
The quantity of heat required to evaporate 1 kg of a saturated liquid is called

Specific heat
1 Kcal
Sensible heat
Latent heat

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