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Stoichiometry

Stoichiometry
pH value of a solution containing 1 gm of hydrogen ion per litre will be

1
10
7

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Stoichiometry
CaCO₃ contains __________ percent of Ca by weight.

40
96
12
48

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Stoichiometry
In a mixture of benzene vapor and nitrogen gas at a total pressure of 900 mm Hg, if the absolute humidity of benzene is 0.2 kg benzene/kg nitrogen, the partial pressure of benzene in mm Hg is

720
200
180
60.3

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Stoichiometry
The reverse process of fractional crystallisation is called

Leaching
Differential distillation
Absorption
Stripping

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Stoichiometry
On mixing 56 gm of CaO with 63 gm of HNO₃, the amount of Ca(NO₃)₂ formed is __________ gm.

82
164
8.2
41

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Stoichiometry
With rise in pressure, the solubility of gases in solvent, at a fixed temperature

Decreases linearly
Increases
Remains unchanged
Decreases

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