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Stoichiometry

Stoichiometry
1 kgf/cm² is not equal to

1 torr
10000 mm wc
1 bar
100 KPa = 100 000 N/m²

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Stoichiometry
1 Pascal (unit of pressure) is equal to __________ N/m².

0.1
1000
10
1

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Stoichiometry
At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be

10
6
12
8

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Stoichiometry
For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction)

>ΔH
Δ H

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Stoichiometry
'Cox' chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the

Temperature vs. log (vapor pressure)
Log (temperature) vs. log (vapor pressure)
Vapor pressure vs. temperature
Vapor pressure vs. log (temperature)

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Stoichiometry
Boiling point of a solution as compared to that of the corresponding solvent is

Either more or less; depends upon the solvent
Same
More
Less

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MORE MCQ ON Stoichiometry

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