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Stoichiometry

Stoichiometry
Total energy at a point comprises of __________ energy.

Potential & kinetic
Pressure
All of these
Internal

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Stoichiometry
Which of the following has the least (almost negligible) effect on the solubility of a solute in a solvent?

Pressure
Temperature
Nature of solvent
Nature of solute

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

NH₃
H₂S
CO₂
CH₄

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Stoichiometry
The pressure of 'V' litres of a dry gas is increased from 1 to 2 kgf/cm² at a constant temperature. The new volume will become

V/4
V/2
V²
2V

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Stoichiometry
The heat evolved in the combustion of benzene is represented by the equation: C₆H₆ + 7.5 O₂ = 6CO₂ + 3H₂O, ΔH = 3264.6 kJ/kg. mole The heat energy change, when 39 gm of C₆H₆ is burnt in an open container, will be __________ kJ/kgmole.

+1632.3
-1632.3
-2448.45
+816.15

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Stoichiometry
Compressibility factor of a real gas is the ratio of the actual volume to that predicted by ideal gas law. As the pressure of the gas approaches zero, the compressibility factor approaches

0.24
∞
1

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