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Stoichiometry

Stoichiometry
__________ fuels require the maximum percentage of 'excess air' for complete combustion.

Liquid
Nuclear
Solid
Gaseous

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Stoichiometry
Equal masses of CH₄ and H₂ are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is

5/9
1/2
1/9
8/9

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Stoichiometry
Which of the following expressions defines the Baume gravity scale for liquids heavier than water?

(400/G) - 400
145 - (145/G)
200(G-1)
(141.5/G) - 131.5

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Stoichiometry
Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole.

92
-23
-92
46

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Stoichiometry
Kinematic viscosity of 1 m² /second is equivalent to __________ stokes.

102
10
103
104

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Stoichiometry
If pH value of a solution is 8, then its pOH value will be

1
7
6
10

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