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Stoichiometry

Stoichiometry
The reverse process of fractional crystallisation is called

Stripping
Leaching
Differential distillation
Absorption

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Stoichiometry
Atmospheric pressure corresponds to a hydrostatic head of

13.6 metres of Hg
34 ft ofH₂O
13.6 cms of Hg
1 metre of H₂O

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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

0.09
0.13
0.11
0.07

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Stoichiometry
Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is

80.1°C
Less than 80.1°C
Greater than 80.1°C but less than 100°C
100°C

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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

2V
V/2
V/4
V²

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Stoichiometry
The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes. This is the __________ law.

Avogadro's
Amgat's
Dalton's
GayLussac's

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