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Stoichiometry

Stoichiometry
A solution is made by dissolving 1 kilo mole of solute in 2000 kg of solvent. The molality of the solution is

1
2
0.5
0.5

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Stoichiometry
Elements in a periodic table are arranged in order of their

Atomic weight
Atomic number
Metallic characteristics
Mass number

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Stoichiometry
The value of gas constant 'R' is __________ kcal/kg.mole.°C.

1.987
3.99
2.79
None of these

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Stoichiometry
The latent heat of vaporisation

Decreases with increased temperature
Becomes zero at the critical point
All of these
Decreases as pressure increases

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Stoichiometry
The chemical nature of an element is independent of

The number of protons or electrons present in it
None of these
Its atomic number
The number of neutrons present in it

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Stoichiometry
Ideal solution is formed, when its components have zero

Neither A nor B
Both A & B
Heat of mixing
Volume change

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