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Stoichiometry

Stoichiometry
Kopp's rule is concerned with the calculation of

Thermal conductivity
Heat capacity
Viscosity
Surface tension

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Stoichiometry
Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is

3
2
1

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Stoichiometry
A saturated vapor on being compressed would

Condense
Form wet steam
Neither A nor B
Both A & B

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Stoichiometry
Viscosity of 1 centipoise is equal to 1 centis-toke in case of

Mercury
Carbon tetrachloride
Water
None of these

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Stoichiometry
80 kg of Na₂SO₄ (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na₂SO₄ .10H₂O crystals separate out. The weight fraction of Na₂SO₄ in the remaining solution is

1
0.18
0.24

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Stoichiometry
Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg.

80.38
79.62
78.51
80

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