Stoichiometry Mcqs for Chemical

Q.  Which of the following gravity scales is used exclusively for liquids heavier than water ?

a. Baume scale
b. Twaddell scale
c. API scale
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is _____________ times?
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MCQs:  1 gm mole of methane (CH4) contains_________________?
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MCQs:  In case of an unsaturated vapor-gas mixture, the humid volume increases with increase in the________________?
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MCQs:  The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be______________?
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MCQs:  According to Raoult’s law, “The vapor pressure exerted by component in a solution is proportional to the mole fraction of that component.” Raoult’s law is not applicable under the following assumption/condition?
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MCQs:  Gases having same reduced temperatures and reduced pressures_________________?
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MCQs:  ‘Giga’ stands for__________________?
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MCQs:  N.T.P. corresponds to__________________?
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MCQs:  A chemical process is said to occur under unsteady state, if the_________________?
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MCQs:  The vapor pressure of liquids of similar chemical nature at any particular temperature _______________ with increase in the molecular weight?
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MCQs:  Heat of solution in a system in which both solute and solvent are liquids is termed as_________________?
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MCQs:  Pick out the wrong unit conversion of mass transfer co-efficient?
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MCQs:  1 Pascal (unit of pressure) is equal to _______________ N/m2 ?
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MCQs:  Assuming that CO2 obeys perfect gas law, calculate the density of CO2 (in kg/m3) at 263°C and 2 atm ?
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MCQs:  Number of gm moles of solute dissolved in 1 kg of solvent is called its___________________?
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MCQs:  Boiling point of a solution as compared to that of the corresponding solvent is _________________?
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MCQs:  6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H2 produced will be ______________ gm?
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MCQs:  With increase in the temperature of pure (distilled) water, its____________________?
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MCQs:  Addition of a non-volatile solute to a solvent produces a ______________ in its solvent?
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MCQs:  1 kg of calcium carbide (CaC2) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour ?
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