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Stoichiometry

Stoichiometry
For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to

< 1
1
> 1

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Stoichiometry
Roult's law is obeyed by a __________ solution.

Molar
None of these
Normal
Saturated

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Stoichiometry
With rise in temperature, the heat capacity of a substance

Increases
Decreases
Either A or B; depends on the substance
Remains unchanged

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Stoichiometry
Addition of a non-volatile solute to a solvent produces a __________ in its solvent.

All of these
Freezing point elevation
Vapor pressure lowering
Boiling point depression

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Stoichiometry
Volume occupied by one gm mole of a gas at S.T.P. is

359 litres
22.4 litres
22.4 c.c
22400 litres

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Stoichiometry
Which of the following expressions defines the Baume gravity scale for liquids lighter than water?

°Be = (400/G) - 400
°Be = (140/G) - 130
°Be = 145 - (145/G)
°Be = 200(G-1)

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