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Stoichiometry

Stoichiometry
Number of gm moles of solute dissolved in 1 kg of solvent is called its

Molality
Molarity
Normality
Formality

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Stoichiometry
Mass number of an atom is the sum of the numbers of

Both A & B
Neutrons and electrons
Neutrons and protons
Protons and electrons

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Stoichiometry
With rise in temperature, the heat capacity of a substance

Remains unchanged
Either A or B; depends on the substance
Decreases
Increases

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Stoichiometry
A solution with reasonably permanent pH is called a/an __________ solution.

Non-ideal
Ideal
Colloidal
Buffer

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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

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

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Stoichiometry
Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg.

79.62
80.38
80
78.51

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