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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
The temperature at which real gases obey the ideal gas law over a wide range of pressure is called the __________ temperature.

Critical
Boyle
Reduced
Inversion

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Stoichiometry
If a solution of eutectic composition is cooled, __________ reaching the eutectic temperature.

It will not solidify even on
It will undergo no change until
The solvent begins to freeze out even before
None of these

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Stoichiometry
1 centipoise is equivalent to

2.42 lb/ft.hr
1 gm/cm.second
1 centistoke
2.42 lb/ft.second

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Stoichiometry
The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies

XM < 0.5
0.5 < XM < 0.64
XM = 0.5
XM ≥ 0.64

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Stoichiometry
An aqueous solution of 2.45% by weight H₂SO₄ has a specific gravity of 1.011. The composition expressed in normality is

0.25
0.5055
0.5
0.2528

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