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Stoichiometry

Stoichiometry
NaOH contains __________ percent oxygen.

1
40
10
16

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Stoichiometry
1 ata is equivalent to

1 kgf/cm²
0.98 Pascal
1 atm
10 torr

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Stoichiometry
The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state.

Less
Same
More
Either A or B; depends on the nature of the substance

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Stoichiometry
Cp/Cv for monoatomic gases is

1.44
1.99
1
1.66

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Stoichiometry
In a mixture of benzene vapor and nitrogen gas at a total pressure of 900 mm Hg, if the absolute humidity of benzene is 0.2 kg benzene/kg nitrogen, the partial pressure of benzene in mm Hg is

180
720
60.3
200

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Stoichiometry
40 gms each of the methane and oxygen are mixed in an empty container maintained at 40°C. The fraction of the total pressure exerted by oxygen is

1/4
2/3
1/3
1/2

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