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Stoichiometry

Stoichiometry
One Newton is equal to __________ dynes.

10²
10³
10⁴
10⁵

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Stoichiometry
Refluxing of part of the distillate in a fractionating column is a 'recycling operation', aimed primarily at

Heat conservation
Yield enhancement
None of these
Product enrichment

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

56
2800
2.5
42.5

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Stoichiometry
Number of gram equivalent of solute dissolved in one litre of solution is called its

Molality
Molarity
Normally
Formality

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Stoichiometry
The OH⁻ concentration in a solution having pH value 3 is

10-3
10-13
10-10
10-11

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Stoichiometry
The vapor pressure of liquids (having similar chemical nature) at any specified temperature __________ with increasing molecular weight.

Increases
Remains unchanged
Decreases
Increases linearly

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