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Stoichiometry

Stoichiometry
Cv for monoatomic gases is equal to(where, R = gas constant)

2R
3R
R
1.5 R

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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

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

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Stoichiometry
Disappearance of snow in subzero weather exemplifies the process of

Vaporisation
Melting
Evaporation
Sublimation

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Stoichiometry
A 'limiting reactant' is the one, which decides the __________ in the chemical reacation.

Conversion
Rate constant
None of these
Equilibrium constant

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Stoichiometry
Which of the following expressions defines the Baume gravity scale for liquids lighter than water?

°Be = 200(G-1)
°Be = (400/G) - 400
°Be = 145 - (145/G)
°Be = (140/G) - 130

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Stoichiometry
N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60)

0.98
0.8
0.95
0.9

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