Stoichiometry Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules Do not lose energy on collision Are above the inversion temperature Do not exert attractive force on each other Do work equal to loss in kinetic energy Do not lose energy on collision Are above the inversion temperature Do not exert attractive force on each other Do work equal to loss in kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Assume that benzene is insoluble in water. The normal boiling points of benzene and water are 80.1 and 100°C respectively. At a pressure of 1 atm, the boiling point of a mixture of benzene and water is Greater than 80.1°C but less than 100°C Less than 80.1°C 80.1°C 100°C Greater than 80.1°C but less than 100°C Less than 80.1°C 80.1°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is an exothermic reaction? Conversion of graphite to diamond Dehydrogenation of ethane to ethylene Decomposition of water None of these Conversion of graphite to diamond Dehydrogenation of ethane to ethylene Decomposition of water None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The percentage ratio of the partial pressure of the vapor to the vapor pressure of the liquid at the existing temperature is Termed as relative saturation Not a function of the nature of vapor Called percentage saturation Not a function of the composition of gas mixture Termed as relative saturation Not a function of the nature of vapor Called percentage saturation Not a function of the composition of gas mixture ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat evolved in the combustion of benzene is represented by the equation: C₆H₆ + 7.5 O₂ = 6CO₂ + 3H₂O, ΔH = 3264.6 kJ/kg. mole The heat energy change, when 39 gm of C₆H₆ is burnt in an open container, will be __________ kJ/kgmole. +1632.3 +816.15 -1632.3 -2448.45 +1632.3 +816.15 -1632.3 -2448.45 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Recycling in a chemical process facilitates All of these Enrichment of product Heat conservation Increased yield All of these Enrichment of product Heat conservation Increased yield ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS