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STOICHIOMETRY

Stoichiometry
What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively?

801.5
880.5
756.2
780.5

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Stoichiometry
A solution of specific gravity 1 consists of 35% A by weight and the remaining B. If the specific gravity of A is 0.7, the specific gravity of Bis

1.35
1.3
1.25
1.2

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Stoichiometry
Recycling in a chemical process facilitates

All of these
Heat conservation
Increased yield
Enrichment of product

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Stoichiometry
With rise in temperature, the solubility of ammonia in water at a fixed pressure

Decreases
Increases exponentially
Increases
Remains unchanged

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Stoichiometry
A solution having a pH value of 5 is less acidic than the one having a pH value of 2 by a factor of

3
100
None of these
1000

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