Stoichiometry MCQs

__________ equation gives the effect of temperature on heat of reaction.

Which of the following is an exothermic reaction?

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

The temperature at which a real gas obeys Boyle's law is termed as the

A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c.

Kopp's rule is useful for the determination of

The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation

The heat change for the reaction, C(s) + 2S(s) → CS₂($$l$$), is 104.2 kJ. It represents the heat of

N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample? (molecular weight of urea = 60)