Stoichiometry Mcqs for Chemical

Q.  A rigid vessel containing three moles of nitrogen gas at 30°C is heated to 250°C. Assume the average capacities of nitrogen to be Cp = 29.1 J/mole.°C and, Cv = 20.8 J/mole.°C. The heat required, neglecting the heat capacity of the vessel, is__________________?

a. 13728 J
b. 19206 J
c. 4576 J
d. 12712 J


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Boiling point of a solution as compared to that of the corresponding solvent is _________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  6 gms of magnesium (atomic weight = 24), reacts with excess of an acid, the amount of H2 produced will be ______________ gm?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  With increase in the temperature of pure (distilled) water, its____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Addition of a non-volatile solute to a solvent produces a ______________ in its solvent?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
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 ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Heat capacity of air can be approximately expressed as, Cp = 26.693 + 7.365 x10-3 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 ____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Size range of the colloids particles is __________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Percentage saturation of a vapor bearing gas is always _____________ the relative saturation?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The temperature at which the second Virial co-efficient of a real gas is zero is called the_____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Atoms of the same element, but of different masses are called__________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The latent heat of vaporisation__________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Atomic ______________ of an element is a whole number?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  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_________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Vapor pressure of water at 100°C is about _______________ bar?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  With increase in temperature, the surface tension of water _____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  An ideal gas can be liquefied, because ___________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Average molecular weight of air is about ____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  If pH value of a solution is 8, then its pOH value will be ____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts