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Stoichiometry

Stoichiometry
6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H₂ produced will be __________ gm. gm.

3
0.5
5
1

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Stoichiometry
In the reaction, represented by Na₂CO₃ + HC₁ → NaHO₃ + NaCl, the equivalent weight of Na₂CO₃ is

53
5.3
10.6
106

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Stoichiometry
For a reacation, X → Y, if the concentration of 'X' is tripled; the rate becomes nine times. The order of reaction is

3
2
1

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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
41
8.2

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Stoichiometry
An azeotropic solution of two liquids has boiling point lower than either of them, when it

Shows positive deviation from Raoult's law
Is unsaturated
Is saturated
Shows negative deviation from Raoult's law

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Stoichiometry
The reverse process of fractional crystallisation is called

Absorption
Differential distillation
Stripping
Leaching

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