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Stoichiometry

Stoichiometry
1 torr is equivalent to

1 ata
1 mm Hg
1 mm wc
1 Pascal

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Stoichiometry
Pick out the wrong unit conversion.

1 kPa = 100 bar
1 atm. = 760 mm Hg = 29.92 inch Hg = 14.7 psi = 1.013 bar = 1.013 kgf/cm²
1 mm Hg = 1 torr = 133.3 Pa
None of these

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Stoichiometry
On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes

8
4
1
2

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Stoichiometry
Kinetic theory of gases stipulates that, the

Energy is lost during molecular collisions
Absolute temperature is a measure of the kinetic energy of molecules
Molecules possess appreciable volume
None of these

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Stoichiometry
The OH⁻ concentration in a solution having pH value 3 is

10-3
10-13
10-10
10-11

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Stoichiometry
The temperature of a gas in a closed container is 27° C. If the temperature of the gas is incresed to 300° C, then the pressure exerted is

Halved
Trebled
Doubled
Unpredictable

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