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Stoichiometry

Stoichiometry
__________ equation relates latent heat and boiling point.

Antonie
Trouton's
Kopp's
Kistyakowsky

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Stoichiometry
A sample of well water contains 140 gm/m³ Ca²⁺ ions and 345 gm/m³ Na⁺ ions. The hardness of the sample of water, expressed in terms of equivalent CaCO₃ in gm/m³ is (assuming atomic masses of Ca :40, Na : 23, C : 12, O : 16)

350
345
485
140

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Stoichiometry
1 bar is almost equal to __________ atmosphere.

10
100
1
1000

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

Sub-cooled
Unsaturated
Saturated
Gaseous

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Stoichiometry
In a neutral solution

Both H⁺ and OH⁻ ions are present in very small but equal concentration
H⁺ ions are absent
OH⁻ ions are absent
None of these

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Stoichiometry
If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will

Increase nine fold
Increase three fold
Decrease three fold
Remain unaltered

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