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STOICHIOMETRY

Stoichiometry
What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20)?

AB₂
AB₃
A₂B₃
A₂B

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Stoichiometry
Under conditions of equal reduced pressure and equal reduced temperature, substances are said to be in the 'corresponding states'. At equal reduced conditions i.e., at the corresponding state, the __________ of different gases are nearly the same.

None of these
Humidity
Compressibility
Molecular weight

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Stoichiometry
If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is __________ times.

1000
10000
10
100

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Stoichiometry
The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements. This is the statement of

Law of Petit and Dulong
Kopp's rule
Nearnst heat theorem
Trouton's rule

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

5.3
53
10.6
106

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