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Stoichiometry

Stoichiometry
Unit of power is

Both B & C
Watt
Joule
Joule/Second

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Stoichiometry
In a binary liquid system, the composition expressed as __________ is independent of the temperature & pressure.

Kg-mole of solute/1000 kg of solvent
All of these
Kg of solute/kg of solvent
Kg-mole of solute/kg-mole of solvent

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Stoichiometry
The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface. This statement pertaining to the solubility of gases in liquid is the __________ law.

Raoult's
Amgat's
None of these
Henry's

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Stoichiometry
In physical adsorption, as compared to chemisorption, the

Quantity adsorbed per unit mass is higher
Rate of adsorption is controlled by the resistance to surface reaction
Heat of adsorption is very large
Activation energy is very high

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Stoichiometry
With increase in the temperature of pure (distilled) water, its

PH and pOH both increases
PH decreases and pOH increases
POH and pH both 4ecreases
POH decreases and pH increases

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Stoichiometry
Weight of 56 litres of ammonia at N.T.P. is __________ gm.

2.5
56
42.5
2800

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