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Stoichiometry MCQ Questions & Answers | Chemical Engineering

Learn Stoichiometry MCQ questions & answers are available for a Chemical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Stoichiometry MCQ question is the important chapter for a Chemical Engineering and GATE students. Page-4 section-4

Each section contains 100 MCQs on Stoichiometry .
31
The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes. This is the __________ law.
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Answer: Option B
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32
S.T.P. corresponds to
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Answer: Option A
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33
The vapor pressures of benzene and toluene are 3 and $$\frac{4}{3}$$ atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vapourised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is
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Answer: Option B
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34
Raoult's law states that 'the equilibrium vapor pressure that is exerted by a component in a solution is proportional to the mole fraction of that component'. This generalisation is based on the assumption that the
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Answer: Option D
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35
Kopp's rule is useful for the determination of
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Answer: Option B
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36
Heat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 × 10-3 T, where, Cp is in J/mole.K and T is in K. The heat given off by 1 mole of air when cooled at atmospheric pressure from 500°C to -100°C is
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Answer: Option C
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37
A sugar solution containing __________ percent sugar is equivalent to 1 Brix.
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Answer: Option C
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38
Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is
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Answer: Option A
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39
The heat of solution depends upon the
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Answer: Option D
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40
A butane isomerisation process produces 70 kmole/hr of pure isobutane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be
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Answer: Option C
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