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Stoichiometry

Stoichiometry
One 'Therm' is equivalent to

10⁵ BTU
10⁹ kcal
10⁹ BTU
10⁵ kcal

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Stoichiometry
Percentage saturation of a vapor bearing gas is always __________ the relative saturation.

Either A or B; depends on the system
Higher than
Equal to
Smaller than

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Stoichiometry
Which of the following gases is the most soluble in water?

CH₄
H₂S
CO₂
NH₃

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Stoichiometry
Average molecular weight of air is about

79
23
21
29

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Stoichiometry
If 1.5 moles of oxygen combines with aluminium to form Al2O₃, then the weight of aluminium (atomic weight = 27 ) used in this reaction is __________ gm.

2.7
27
5.4
54

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Stoichiometry
1 bar is almost equal to __________ atmosphere.

100
1000
10
1

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