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Stoichiometry

Stoichiometry
Dry air is a mixture of

Neither A nor B
Gases
Both A & B
Vapors

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Stoichiometry
Molar heat capacity of water in equilibrium with ice at constant pressure is

1
None of these
∞

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Stoichiometry
One of the specific gravity scales is "Brix" (used speicifically for sugar solution). It is defined as

Brix = 200 (G-1)
None of these
Brix = (400/G) - 400
Brix = 145 - (145/G)

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Stoichiometry
Volume percent for gases is equal to the

Mole percent
Weight percent
Weight percent only for ideal gases
Mole percent only for ideal gases

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Stoichiometry
The ratio of existing moles of vapor per mole of vapor free gas to the moles of vapor that would be present per mole of vapor free gas, if the mixture were saturated at the existing temperature & pressure, is termed as the

Relative saturation
Relative humidity
None of these
Percentage saturation

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Stoichiometry
How much O₂ can be obtained from 90 kg of water?

64 kg
32 kg
80 kg
90 kg

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