Stoichiometry MCQs
Practice free Stoichiometry multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 371 questions — no login required.
Question 361easy
The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol XM satisfies
Question 362easy
A liquid is in equilibrium with its vapor at its boiling point. On an average, the molecules in the liquid and gaseous phases have equal
Question 363easy
Heat of solution in a system in which both solute and solvent are liquids is termed as
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Question 364easy
Ideal solution is formed, when its components have zero
Question 365easy
__________ equation relates latent heat and boiling point.
Question 366easy
At standard conditions,
N2 + 2O2 ⇋ 2NO2; ΔG° = 100 kJ/mole
NO + $$\frac{1}{2}$$O2 ⇋ 2NO2; ΔG° = -35 kJ/mole
The standard free energy of formation of NO in kJ/mole is
N2 + 2O2 ⇋ 2NO2; ΔG° = 100 kJ/mole
NO + $$\frac{1}{2}$$O2 ⇋ 2NO2; ΔG° = -35 kJ/mole
The standard free energy of formation of NO in kJ/mole is
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Question 367easy
Normality of a solution does not change with the increase in the
Question 368easy
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
Question 369easy
For an ideal solution, the total vapor pressure varies __________ with the composition(expressed as mole fraction).