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Stoichiometry

Stoichiometry
__________ equation relates latent heat and boiling point.

Kopp's
Kistyakowsky
Trouton's
Antonie

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Stoichiometry
A very dilute solution is prepared by dissolving 'x1' mole of solute in 'x2' mole of a solvent. The mole fraction of solute is approximately equal to

1/x2
1 - (x1/x2)
X1/x2
X2/x1

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Stoichiometry
NaOH contains __________ percent oxygen.

1
16
40
10

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Stoichiometry
The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg.?

0.6
0.2
0.1
0.4

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Stoichiometry
Number of gm moles of solute dissolved in one litre of a solution is called its

Molarity
Normality
Equivalent weight
Molality

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Stoichiometry
With increase in the temperature of pure (distilled) water, its

PH and pOH both increases
POH and pH both 4ecreases
PH decreases and pOH increases
POH decreases and pH increases

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