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Stoichiometry

Stoichiometry
A sugar solution containing __________ percent sugar is equivalent to 1 Brix.

10
0.01
1
0.1

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Stoichiometry
During a phase change process like sublimation, vaporisation, melting etc., the specific __________ does not change.

Gibbs free energy
Internal energy
Enthalpy
Entropy

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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.

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

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Stoichiometry
500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg.

600
375
700
650

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Stoichiometry
The heat capacity of most substances is greater for the __________ state.

None of these
Gaseous
Liquid
Solid

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Stoichiometry
The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be

Neutral
Of the same acidity
More acidic
Basic

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