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Stoichiometry

Stoichiometry
1m³ is approximately equal to

35 ft³
4.5 litres
28 litres
4.5 ft³

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Stoichiometry
A vessel of volume 1000 m³ contains air which is saturated with water vapour. The total pressure and temperature are 100 kPa and 20°C respectively. Assuming that the vapour pressure of water at 20°C is 2.34 kPa, the amount of water vapour (in kg) in the vessel is approximately

17
20
25
34

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Stoichiometry
The vapor pressure of liquids (having similar chemical nature) at any specified temperature __________ with increasing molecular weight.

Increases linearly
Increases
Decreases
Remains unchanged

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Stoichiometry
A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c.

283
141.5
293
566

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Stoichiometry
The heat capacity of a solid compound is calculated from the atomic heat capacities of its constituent elements with the help of the

Antonie equation
Trouton's rule
Kopp's rule
Kistyakowsky equation

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Stoichiometry
A vapor that exists above its critical temperature is termed as a __________ vapor.

Sub-cooled
Saturated
Gaseous
Unsaturated

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