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Stoichiometry

Stoichiometry
Which of the following gases is the most soluble in water?

CO₂
H₂S
NH₃
CH₄

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Stoichiometry
The vapour pressure of water is given by, in Psat = A - (5000/T), where A is a constant, Psat is the vapour pressure in atm. and T is the temperature in K.The vapor pressure of water in atm. at 50°C is approximately

0.07
0.13
0.09
0.11

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Stoichiometry
The viscosity of water at room temperature may be around one

Stoke
Poise
Centipoise
Both B & C

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Stoichiometry
How much O₂ can be obtained from 90 kg of water?

32 kg
80 kg
64 kg
90 kg

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Stoichiometry
Na₂SO₄. 10H₂O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na₂SO₄. The final concentration of the solute in the solution is 10%. The weight of crystals is

45.35
20
32.2
58.65

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Stoichiometry
Cp is expressed in S.I. unit as

0°K
W/m². °C
J/kg.°K
W/m. °K

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