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Stoichiometry

Stoichiometry
Molar heat capacity of water in equilibrium with ice at constant pressure is

1
None of these
∞

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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

0.11
0.07
0.13
0.09

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Stoichiometry
If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its

Saturation temperature
Dew point
Bubble point
Both B and C

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Stoichiometry
For a given mass of a gas at constant temperature, if the volume 'V' becomes three times, then the pressure 'P' will become

3P
9P²
P/3
9P

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Stoichiometry
At standard conditions, N₂ + 2O₂ ⇋ 2NO₂; ΔG° = 100 kJ/moleNO + ½O₂ ⇋ 2NO₂; ΔG° = -35 kJ/moleThe standard free energy of formation of NO in kJ/mole is

85
15
30
170

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Stoichiometry
If 1 Nm³ of O₂ contains 'N' number of molecules, then number of molecules in 2Nm³ of SO₂ will be

N
N/2
4N
2N

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